Gentoo Archives: gentoo-commits

From: "Anthony G. Basile" <blueness@g.o>
To: gentoo-commits@l.g.o
Subject: [gentoo-commits] proj/hardened-patchset:master commit in: 3.11.8/, 3.2.52/
Date: Fri, 22 Nov 2013 13:17:10
Message-Id: 1385126245.1e0e57da13618937d159b4e75011ea9fa5be2de8.blueness@gentoo
1 commit: 1e0e57da13618937d159b4e75011ea9fa5be2de8
2 Author: Anthony G. Basile <blueness <AT> gentoo <DOT> org>
3 AuthorDate: Fri Nov 22 13:17:25 2013 +0000
4 Commit: Anthony G. Basile <blueness <AT> gentoo <DOT> org>
5 CommitDate: Fri Nov 22 13:17:25 2013 +0000
6 URL: http://git.overlays.gentoo.org/gitweb/?p=proj/hardened-patchset.git;a=commit;h=1e0e57da
7
8 Grsec/PaX: 2.9.1-{3.2.52,3.11.8}-201311182333
9
10 ---
11 3.11.8/0000_README | 2 +-
12 ...420_grsecurity-2.9.1-3.11.8-201311182333.patch} | 526 +++++++++++++++++++--
13 3.2.52/0000_README | 2 +-
14 ...420_grsecurity-2.9.1-3.2.52-201311182331.patch} | 336 +++++++++++--
15 4 files changed, 773 insertions(+), 93 deletions(-)
16
17 diff --git a/3.11.8/0000_README b/3.11.8/0000_README
18 index f0bf8c0..6ebbbb4 100644
19 --- a/3.11.8/0000_README
20 +++ b/3.11.8/0000_README
21 @@ -2,7 +2,7 @@ README
22 -----------------------------------------------------------------------------
23 Individual Patch Descriptions:
24 -----------------------------------------------------------------------------
25 -Patch: 4420_grsecurity-2.9.1-3.11.8-201311142110.patch
26 +Patch: 4420_grsecurity-2.9.1-3.11.8-201311182333.patch
27 From: http://www.grsecurity.net
28 Desc: hardened-sources base patch from upstream grsecurity
29
30
31 diff --git a/3.11.8/4420_grsecurity-2.9.1-3.11.8-201311142110.patch b/3.11.8/4420_grsecurity-2.9.1-3.11.8-201311182333.patch
32 similarity index 99%
33 rename from 3.11.8/4420_grsecurity-2.9.1-3.11.8-201311142110.patch
34 rename to 3.11.8/4420_grsecurity-2.9.1-3.11.8-201311182333.patch
35 index 7f80733..729744d 100644
36 --- a/3.11.8/4420_grsecurity-2.9.1-3.11.8-201311142110.patch
37 +++ b/3.11.8/4420_grsecurity-2.9.1-3.11.8-201311182333.patch
38 @@ -58093,6 +58093,51 @@ index 941246f..17d8724 100644
39 }
40
41 void nfs_fattr_init(struct nfs_fattr *fattr)
42 +diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
43 +index e22862f..92d66eb 100644
44 +--- a/fs/nfs/nfs4state.c
45 ++++ b/fs/nfs/nfs4state.c
46 +@@ -154,6 +154,19 @@ struct rpc_cred *nfs4_get_machine_cred_locked(struct nfs_client *clp)
47 + return cred;
48 + }
49 +
50 ++static void nfs4_root_machine_cred(struct nfs_client *clp)
51 ++{
52 ++ struct rpc_cred *cred, *new;
53 ++
54 ++ new = rpc_lookup_machine_cred(NULL);
55 ++ spin_lock(&clp->cl_lock);
56 ++ cred = clp->cl_machine_cred;
57 ++ clp->cl_machine_cred = new;
58 ++ spin_unlock(&clp->cl_lock);
59 ++ if (cred != NULL)
60 ++ put_rpccred(cred);
61 ++}
62 ++
63 + static struct rpc_cred *
64 + nfs4_get_renew_cred_server_locked(struct nfs_server *server)
65 + {
66 +@@ -1896,10 +1909,19 @@ again:
67 + __func__, status);
68 + goto again;
69 + case -EACCES:
70 +- if (i++)
71 ++ if (i++ == 0) {
72 ++ nfs4_root_machine_cred(clp);
73 ++ goto again;
74 ++ }
75 ++ if (clnt->cl_auth->au_flavor == RPC_AUTH_UNIX)
76 + break;
77 + case -NFS4ERR_CLID_INUSE:
78 + case -NFS4ERR_WRONGSEC:
79 ++ /* No point in retrying if we already used RPC_AUTH_UNIX */
80 ++ if (clnt->cl_auth->au_flavor == RPC_AUTH_UNIX) {
81 ++ status = -EPERM;
82 ++ break;
83 ++ }
84 + clnt = rpc_clone_client_set_auth(clnt, RPC_AUTH_UNIX);
85 + if (IS_ERR(clnt)) {
86 + status = PTR_ERR(clnt);
87 diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
88 index 419572f..5414a23 100644
89 --- a/fs/nfsd/nfs4proc.c
90 @@ -89008,7 +89053,7 @@ index 241a746..41cd05d 100644
91 unsigned long bg_thresh,
92 unsigned long dirty,
93 diff --git a/mm/page_alloc.c b/mm/page_alloc.c
94 -index b100255..fba1254 100644
95 +index b100255..54b13c5 100644
96 --- a/mm/page_alloc.c
97 +++ b/mm/page_alloc.c
98 @@ -60,6 +60,7 @@
99 @@ -89066,7 +89111,7 @@ index b100255..fba1254 100644
100 +}
101 +early_param("pax_extra_latent_entropy", setup_pax_extra_latent_entropy);
102 +
103 -+volatile u64 latent_entropy;
104 ++volatile u64 latent_entropy __latent_entropy;
105 +EXPORT_SYMBOL(latent_entropy);
106 +#endif
107 +
108 @@ -92100,6 +92145,21 @@ index 3b9d5f2..d7015c6 100644
109 /* replace the top byte with new ECN | DSCP format */
110 *hc06_ptr = tmp;
111 hc06_ptr += 4;
112 +diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c
113 +index 581a595..1865fdf 100644
114 +--- a/net/ieee802154/dgram.c
115 ++++ b/net/ieee802154/dgram.c
116 +@@ -315,9 +315,8 @@ static int dgram_recvmsg(struct kiocb *iocb, struct sock *sk,
117 + if (saddr) {
118 + saddr->family = AF_IEEE802154;
119 + saddr->addr = mac_cb(skb)->sa;
120 +- }
121 +- if (addr_len)
122 + *addr_len = sizeof(*saddr);
123 ++ }
124 +
125 + if (flags & MSG_TRUNC)
126 + copied = skb->len;
127 diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
128 index dd6b523..dfe558f 100644
129 --- a/net/ipv4/af_inet.c
130 @@ -92624,7 +92684,7 @@ index cbc2215..9cb993c 100644
131 /* copy_len <= skb->len, so can't fail. */
132 if (skb_copy_bits(skb, 0, pm->payload, copy_len) < 0)
133 diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
134 -index 746427c..80eab72 100644
135 +index 746427c..a4b35c2 100644
136 --- a/net/ipv4/ping.c
137 +++ b/net/ipv4/ping.c
138 @@ -55,7 +55,7 @@
139 @@ -92663,7 +92723,28 @@ index 746427c..80eab72 100644
140 info, (u8 *)icmph);
141 #endif
142 }
143 -@@ -850,7 +850,7 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
144 +@@ -827,8 +827,6 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
145 + {
146 + struct inet_sock *isk = inet_sk(sk);
147 + int family = sk->sk_family;
148 +- struct sockaddr_in *sin;
149 +- struct sockaddr_in6 *sin6;
150 + struct sk_buff *skb;
151 + int copied, err;
152 +
153 +@@ -838,19 +836,12 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
154 + if (flags & MSG_OOB)
155 + goto out;
156 +
157 +- if (addr_len) {
158 +- if (family == AF_INET)
159 +- *addr_len = sizeof(*sin);
160 +- else if (family == AF_INET6 && addr_len)
161 +- *addr_len = sizeof(*sin6);
162 +- }
163 +-
164 + if (flags & MSG_ERRQUEUE) {
165 + if (family == AF_INET) {
166 return ip_recv_error(sk, msg, len);
167 #if IS_ENABLED(CONFIG_IPV6)
168 } else if (family == AF_INET6) {
169 @@ -92672,8 +92753,56 @@ index 746427c..80eab72 100644
170 #endif
171 }
172 }
173 -@@ -900,7 +900,7 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
174 - IP6CB(skb)->iif);
175 +@@ -874,11 +865,15 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
176 +
177 + /* Copy the address and add cmsg data. */
178 + if (family == AF_INET) {
179 +- sin = (struct sockaddr_in *) msg->msg_name;
180 +- sin->sin_family = AF_INET;
181 +- sin->sin_port = 0 /* skb->h.uh->source */;
182 +- sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
183 +- memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
184 ++ struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name;
185 ++
186 ++ if (sin) {
187 ++ sin->sin_family = AF_INET;
188 ++ sin->sin_port = 0 /* skb->h.uh->source */;
189 ++ sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
190 ++ memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
191 ++ *addr_len = sizeof(*sin);
192 ++ }
193 +
194 + if (isk->cmsg_flags)
195 + ip_cmsg_recv(msg, skb);
196 +@@ -887,20 +882,24 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
197 + } else if (family == AF_INET6) {
198 + struct ipv6_pinfo *np = inet6_sk(sk);
199 + struct ipv6hdr *ip6 = ipv6_hdr(skb);
200 +- sin6 = (struct sockaddr_in6 *) msg->msg_name;
201 +- sin6->sin6_family = AF_INET6;
202 +- sin6->sin6_port = 0;
203 +- sin6->sin6_addr = ip6->saddr;
204 ++ struct sockaddr_in6 *sin6 =
205 ++ (struct sockaddr_in6 *)msg->msg_name;
206 +
207 +- sin6->sin6_flowinfo = 0;
208 +- if (np->sndflow)
209 +- sin6->sin6_flowinfo = ip6_flowinfo(ip6);
210 +-
211 +- sin6->sin6_scope_id = ipv6_iface_scope_id(&sin6->sin6_addr,
212 +- IP6CB(skb)->iif);
213 ++ if (sin6) {
214 ++ sin6->sin6_family = AF_INET6;
215 ++ sin6->sin6_port = 0;
216 ++ sin6->sin6_addr = ip6->saddr;
217 ++ sin6->sin6_flowinfo = 0;
218 ++ if (np->sndflow)
219 ++ sin6->sin6_flowinfo = ip6_flowinfo(ip6);
220 ++ sin6->sin6_scope_id =
221 ++ ipv6_iface_scope_id(&sin6->sin6_addr,
222 ++ IP6CB(skb)->iif);
223 ++ *addr_len = sizeof(*sin6);
224 ++ }
225
226 if (inet6_sk(sk)->rxopt.all)
227 - pingv6_ops.ip6_datagram_recv_ctl(sk, msg, skb);
228 @@ -92681,7 +92810,7 @@ index 746427c..80eab72 100644
229 #endif
230 } else {
231 BUG();
232 -@@ -1090,7 +1090,7 @@ static void ping_v4_format_sock(struct sock *sp, struct seq_file *f,
233 +@@ -1090,7 +1089,7 @@ static void ping_v4_format_sock(struct sock *sp, struct seq_file *f,
234 from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)),
235 0, sock_i_ino(sp),
236 atomic_read(&sp->sk_refcnt), sp,
237 @@ -92691,7 +92820,7 @@ index 746427c..80eab72 100644
238
239 static int ping_v4_seq_show(struct seq_file *seq, void *v)
240 diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
241 -index 6fb2337..9cd6b20 100644
242 +index 6fb2337..0442cca 100644
243 --- a/net/ipv4/raw.c
244 +++ b/net/ipv4/raw.c
245 @@ -309,7 +309,7 @@ static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)
246 @@ -92703,7 +92832,25 @@ index 6fb2337..9cd6b20 100644
247 kfree_skb(skb);
248 return NET_RX_DROP;
249 }
250 -@@ -746,16 +746,20 @@ static int raw_init(struct sock *sk)
251 +@@ -692,9 +692,6 @@ static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
252 + if (flags & MSG_OOB)
253 + goto out;
254 +
255 +- if (addr_len)
256 +- *addr_len = sizeof(*sin);
257 +-
258 + if (flags & MSG_ERRQUEUE) {
259 + err = ip_recv_error(sk, msg, len);
260 + goto out;
261 +@@ -722,6 +719,7 @@ static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
262 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
263 + sin->sin_port = 0;
264 + memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
265 ++ *addr_len = sizeof(*sin);
266 + }
267 + if (inet->cmsg_flags)
268 + ip_cmsg_recv(msg, skb);
269 +@@ -746,16 +744,20 @@ static int raw_init(struct sock *sk)
270
271 static int raw_seticmpfilter(struct sock *sk, char __user *optval, int optlen)
272 {
273 @@ -92725,7 +92872,7 @@ index 6fb2337..9cd6b20 100644
274
275 if (get_user(len, optlen))
276 goto out;
277 -@@ -765,8 +769,8 @@ static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *o
278 +@@ -765,8 +767,8 @@ static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *o
279 if (len > sizeof(struct icmp_filter))
280 len = sizeof(struct icmp_filter);
281 ret = -EFAULT;
282 @@ -92736,7 +92883,7 @@ index 6fb2337..9cd6b20 100644
283 goto out;
284 ret = 0;
285 out: return ret;
286 -@@ -995,7 +999,7 @@ static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
287 +@@ -995,7 +997,7 @@ static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
288 0, 0L, 0,
289 from_kuid_munged(seq_user_ns(seq), sock_i_uid(sp)),
290 0, sock_i_ino(sp),
291 @@ -93110,7 +93257,7 @@ index 4b85e6f..22f9ac9 100644
292 syn_set ? 0 : icsk->icsk_user_timeout, syn_set)) {
293 /* Has it gone just too far? */
294 diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
295 -index 766e6ba..aff2f8d 100644
296 +index 766e6ba..57db761 100644
297 --- a/net/ipv4/udp.c
298 +++ b/net/ipv4/udp.c
299 @@ -87,6 +87,7 @@
300 @@ -93170,7 +93317,20 @@ index 766e6ba..aff2f8d 100644
301 __skb_unlink(skb, rcvq);
302 __skb_queue_tail(&list_kill, skb);
303 }
304 -@@ -1223,6 +1240,10 @@ try_again:
305 +@@ -1208,12 +1225,6 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
306 + int is_udplite = IS_UDPLITE(sk);
307 + bool slow;
308 +
309 +- /*
310 +- * Check any passed addresses
311 +- */
312 +- if (addr_len)
313 +- *addr_len = sizeof(*sin);
314 +-
315 + if (flags & MSG_ERRQUEUE)
316 + return ip_recv_error(sk, msg, len);
317 +
318 +@@ -1223,6 +1234,10 @@ try_again:
319 if (!skb)
320 goto out;
321
322 @@ -93181,7 +93341,7 @@ index 766e6ba..aff2f8d 100644
323 ulen = skb->len - sizeof(struct udphdr);
324 copied = len;
325 if (copied > ulen)
326 -@@ -1256,7 +1277,7 @@ try_again:
327 +@@ -1256,7 +1271,7 @@ try_again:
328 if (unlikely(err)) {
329 trace_kfree_skb(skb, udp_recvmsg);
330 if (!peeked) {
331 @@ -93190,7 +93350,15 @@ index 766e6ba..aff2f8d 100644
332 UDP_INC_STATS_USER(sock_net(sk),
333 UDP_MIB_INERRORS, is_udplite);
334 }
335 -@@ -1543,7 +1564,7 @@ csum_error:
336 +@@ -1275,6 +1290,7 @@ try_again:
337 + sin->sin_port = udp_hdr(skb)->source;
338 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
339 + memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
340 ++ *addr_len = sizeof(*sin);
341 + }
342 + if (inet->cmsg_flags)
343 + ip_cmsg_recv(msg, skb);
344 +@@ -1543,7 +1559,7 @@ csum_error:
345 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_CSUMERRORS, is_udplite);
346 drop:
347 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
348 @@ -93199,7 +93367,7 @@ index 766e6ba..aff2f8d 100644
349 kfree_skb(skb);
350 return -1;
351 }
352 -@@ -1562,7 +1583,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
353 +@@ -1562,7 +1578,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
354 skb1 = (i == final) ? skb : skb_clone(skb, GFP_ATOMIC);
355
356 if (!skb1) {
357 @@ -93208,7 +93376,7 @@ index 766e6ba..aff2f8d 100644
358 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS,
359 IS_UDPLITE(sk));
360 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS,
361 -@@ -1734,6 +1755,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
362 +@@ -1734,6 +1750,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
363 goto csum_error;
364
365 UDP_INC_STATS_BH(net, UDP_MIB_NOPORTS, proto == IPPROTO_UDPLITE);
366 @@ -93218,7 +93386,7 @@ index 766e6ba..aff2f8d 100644
367 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0);
368
369 /*
370 -@@ -2166,7 +2190,7 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f,
371 +@@ -2166,7 +2185,7 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f,
372 from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)),
373 0, sock_i_ino(sp),
374 atomic_read(&sp->sk_refcnt), sp,
375 @@ -93615,7 +93783,7 @@ index 18f19df..b46ada1 100644
376 unregister_pernet_subsys(&ping_v6_net_ops);
377 #endif
378 diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
379 -index cdaed47..515edde9 100644
380 +index cdaed47..0650c7f 100644
381 --- a/net/ipv6/raw.c
382 +++ b/net/ipv6/raw.c
383 @@ -108,7 +108,7 @@ found:
384 @@ -93654,7 +93822,25 @@ index cdaed47..515edde9 100644
385 kfree_skb(skb);
386 return NET_RX_DROP;
387 }
388 -@@ -602,7 +602,7 @@ out:
389 +@@ -459,9 +459,6 @@ static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk,
390 + if (flags & MSG_OOB)
391 + return -EOPNOTSUPP;
392 +
393 +- if (addr_len)
394 +- *addr_len=sizeof(*sin6);
395 +-
396 + if (flags & MSG_ERRQUEUE)
397 + return ipv6_recv_error(sk, msg, len);
398 +
399 +@@ -500,6 +497,7 @@ static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk,
400 + sin6->sin6_flowinfo = 0;
401 + sin6->sin6_scope_id = ipv6_iface_scope_id(&sin6->sin6_addr,
402 + IP6CB(skb)->iif);
403 ++ *addr_len = sizeof(*sin6);
404 + }
405 +
406 + sock_recv_ts_and_drops(msg, sk, skb);
407 +@@ -602,7 +600,7 @@ out:
408 return err;
409 }
410
411 @@ -93663,7 +93849,7 @@ index cdaed47..515edde9 100644
412 struct flowi6 *fl6, struct dst_entry **dstp,
413 unsigned int flags)
414 {
415 -@@ -915,12 +915,15 @@ do_confirm:
416 +@@ -915,12 +913,15 @@ do_confirm:
417 static int rawv6_seticmpfilter(struct sock *sk, int level, int optname,
418 char __user *optval, int optlen)
419 {
420 @@ -93680,7 +93866,7 @@ index cdaed47..515edde9 100644
421 return 0;
422 default:
423 return -ENOPROTOOPT;
424 -@@ -933,6 +936,7 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
425 +@@ -933,6 +934,7 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
426 char __user *optval, int __user *optlen)
427 {
428 int len;
429 @@ -93688,7 +93874,7 @@ index cdaed47..515edde9 100644
430
431 switch (optname) {
432 case ICMPV6_FILTER:
433 -@@ -944,7 +948,8 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
434 +@@ -944,7 +946,8 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
435 len = sizeof(struct icmp6_filter);
436 if (put_user(len, optlen))
437 return -EFAULT;
438 @@ -93857,7 +94043,7 @@ index 6e1649d..75ddb4c 100644
439 }
440
441 diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
442 -index f405815..45a68a6 100644
443 +index f405815..8f25d2a 100644
444 --- a/net/ipv6/udp.c
445 +++ b/net/ipv6/udp.c
446 @@ -53,6 +53,10 @@
447 @@ -93871,7 +94057,17 @@ index f405815..45a68a6 100644
448 int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2)
449 {
450 const struct in6_addr *sk_rcv_saddr6 = &inet6_sk(sk)->rcv_saddr;
451 -@@ -420,7 +424,7 @@ try_again:
452 +@@ -374,9 +378,6 @@ int udpv6_recvmsg(struct kiocb *iocb, struct sock *sk,
453 + int is_udp4;
454 + bool slow;
455 +
456 +- if (addr_len)
457 +- *addr_len = sizeof(struct sockaddr_in6);
458 +-
459 + if (flags & MSG_ERRQUEUE)
460 + return ipv6_recv_error(sk, msg, len);
461 +
462 +@@ -420,7 +421,7 @@ try_again:
463 if (unlikely(err)) {
464 trace_kfree_skb(skb, udpv6_recvmsg);
465 if (!peeked) {
466 @@ -93880,7 +94076,16 @@ index f405815..45a68a6 100644
467 if (is_udp4)
468 UDP_INC_STATS_USER(sock_net(sk),
469 UDP_MIB_INERRORS,
470 -@@ -666,7 +670,7 @@ csum_error:
471 +@@ -462,7 +463,7 @@ try_again:
472 + ipv6_iface_scope_id(&sin6->sin6_addr,
473 + IP6CB(skb)->iif);
474 + }
475 +-
476 ++ *addr_len = sizeof(*sin6);
477 + }
478 + if (is_udp4) {
479 + if (inet->cmsg_flags)
480 +@@ -666,7 +667,7 @@ csum_error:
481 UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_CSUMERRORS, is_udplite);
482 drop:
483 UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
484 @@ -93889,7 +94094,7 @@ index f405815..45a68a6 100644
485 kfree_skb(skb);
486 return -1;
487 }
488 -@@ -724,7 +728,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
489 +@@ -724,7 +725,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
490 if (likely(skb1 == NULL))
491 skb1 = (i == final) ? skb : skb_clone(skb, GFP_ATOMIC);
492 if (!skb1) {
493 @@ -93898,7 +94103,7 @@ index f405815..45a68a6 100644
494 UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS,
495 IS_UDPLITE(sk));
496 UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS,
497 -@@ -864,6 +868,9 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
498 +@@ -864,6 +865,9 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
499 goto csum_error;
500
501 UDP6_INC_STATS_BH(net, UDP_MIB_NOPORTS, proto == IPPROTO_UDPLITE);
502 @@ -94118,6 +94323,28 @@ index b076e83..793e6ff 100644
503 struct udphdr *uh = udp_hdr(skb);
504 u16 ulen = ntohs(uh->len);
505 __wsum psum;
506 +diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
507 +index 571db8d..da1a1ce 100644
508 +--- a/net/l2tp/l2tp_ip.c
509 ++++ b/net/l2tp/l2tp_ip.c
510 +@@ -518,9 +518,6 @@ static int l2tp_ip_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
511 + if (flags & MSG_OOB)
512 + goto out;
513 +
514 +- if (addr_len)
515 +- *addr_len = sizeof(*sin);
516 +-
517 + skb = skb_recv_datagram(sk, flags, noblock, &err);
518 + if (!skb)
519 + goto out;
520 +@@ -543,6 +540,7 @@ static int l2tp_ip_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
521 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
522 + sin->sin_port = 0;
523 + memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
524 ++ *addr_len = sizeof(*sin);
525 + }
526 + if (inet->cmsg_flags)
527 + ip_cmsg_recv(msg, skb);
528 diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
529 index a4b2154..b2fef6f 100644
530 --- a/net/mac80211/cfg.c
531 @@ -95042,6 +95269,33 @@ index 75c8bbf..ee9be59 100644
532 return -EFAULT;
533 return 0;
534 }
535 +diff --git a/net/phonet/datagram.c b/net/phonet/datagram.c
536 +index 12c30f3..38946b2 100644
537 +--- a/net/phonet/datagram.c
538 ++++ b/net/phonet/datagram.c
539 +@@ -139,9 +139,6 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk,
540 + MSG_CMSG_COMPAT))
541 + goto out_nofree;
542 +
543 +- if (addr_len)
544 +- *addr_len = sizeof(sa);
545 +-
546 + skb = skb_recv_datagram(sk, flags, noblock, &rval);
547 + if (skb == NULL)
548 + goto out_nofree;
549 +@@ -162,8 +159,10 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk,
550 +
551 + rval = (flags & MSG_TRUNC) ? skb->len : copylen;
552 +
553 +- if (msg->msg_name != NULL)
554 +- memcpy(msg->msg_name, &sa, sizeof(struct sockaddr_pn));
555 ++ if (msg->msg_name != NULL) {
556 ++ memcpy(msg->msg_name, &sa, sizeof(sa));
557 ++ *addr_len = sizeof(sa);
558 ++ }
559 +
560 + out:
561 + skb_free_datagram(sk, skb);
562 diff --git a/net/phonet/pep.c b/net/phonet/pep.c
563 index e774117..900b8b7 100644
564 --- a/net/phonet/pep.c
565 @@ -96012,10 +96266,80 @@ index 09fb638..2e6a5c5 100644
566 /* make a copy for the caller */
567 *handle = ctxh;
568 diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
569 -index ecbc4e3..ad25df8 100644
570 +index ecbc4e3..098e564 100644
571 --- a/net/sunrpc/clnt.c
572 +++ b/net/sunrpc/clnt.c
573 -@@ -1304,7 +1304,9 @@ call_start(struct rpc_task *task)
574 +@@ -645,14 +645,16 @@ EXPORT_SYMBOL_GPL(rpc_shutdown_client);
575 + /*
576 + * Free an RPC client
577 + */
578 +-static void
579 ++static struct rpc_clnt *
580 + rpc_free_client(struct rpc_clnt *clnt)
581 + {
582 ++ struct rpc_clnt *parent = NULL;
583 ++
584 + dprintk_rcu("RPC: destroying %s client for %s\n",
585 + clnt->cl_protname,
586 + rcu_dereference(clnt->cl_xprt)->servername);
587 + if (clnt->cl_parent != clnt)
588 +- rpc_release_client(clnt->cl_parent);
589 ++ parent = clnt->cl_parent;
590 + rpc_clnt_remove_pipedir(clnt);
591 + rpc_unregister_client(clnt);
592 + rpc_free_iostats(clnt->cl_metrics);
593 +@@ -661,18 +663,17 @@ rpc_free_client(struct rpc_clnt *clnt)
594 + xprt_put(rcu_dereference_raw(clnt->cl_xprt));
595 + rpciod_down();
596 + kfree(clnt);
597 ++ return parent;
598 + }
599 +
600 + /*
601 + * Free an RPC client
602 + */
603 +-static void
604 ++static struct rpc_clnt *
605 + rpc_free_auth(struct rpc_clnt *clnt)
606 + {
607 +- if (clnt->cl_auth == NULL) {
608 +- rpc_free_client(clnt);
609 +- return;
610 +- }
611 ++ if (clnt->cl_auth == NULL)
612 ++ return rpc_free_client(clnt);
613 +
614 + /*
615 + * Note: RPCSEC_GSS may need to send NULL RPC calls in order to
616 +@@ -683,7 +684,8 @@ rpc_free_auth(struct rpc_clnt *clnt)
617 + rpcauth_release(clnt->cl_auth);
618 + clnt->cl_auth = NULL;
619 + if (atomic_dec_and_test(&clnt->cl_count))
620 +- rpc_free_client(clnt);
621 ++ return rpc_free_client(clnt);
622 ++ return NULL;
623 + }
624 +
625 + /*
626 +@@ -694,10 +696,13 @@ rpc_release_client(struct rpc_clnt *clnt)
627 + {
628 + dprintk("RPC: rpc_release_client(%p)\n", clnt);
629 +
630 +- if (list_empty(&clnt->cl_tasks))
631 +- wake_up(&destroy_wait);
632 +- if (atomic_dec_and_test(&clnt->cl_count))
633 +- rpc_free_auth(clnt);
634 ++ do {
635 ++ if (list_empty(&clnt->cl_tasks))
636 ++ wake_up(&destroy_wait);
637 ++ if (!atomic_dec_and_test(&clnt->cl_count))
638 ++ break;
639 ++ clnt = rpc_free_auth(clnt);
640 ++ } while (clnt != NULL);
641 + }
642 + EXPORT_SYMBOL_GPL(rpc_release_client);
643 +
644 +@@ -1304,7 +1309,9 @@ call_start(struct rpc_task *task)
645 (RPC_IS_ASYNC(task) ? "async" : "sync"));
646
647 /* Increment call count */
648 @@ -96261,6 +96585,110 @@ index 62e4f9b..dd3f2d7 100644
649
650 /* See if we can opportunistically reap SQ WR to make room */
651 sq_cq_reap(xprt);
652 +diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
653 +index ddf0602..e865e08 100644
654 +--- a/net/sunrpc/xprtsock.c
655 ++++ b/net/sunrpc/xprtsock.c
656 +@@ -391,8 +391,10 @@ static int xs_send_kvec(struct socket *sock, struct sockaddr *addr, int addrlen,
657 + return kernel_sendmsg(sock, &msg, NULL, 0, 0);
658 + }
659 +
660 +-static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned int base, int more)
661 ++static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned int base, int more, bool zerocopy)
662 + {
663 ++ ssize_t (*do_sendpage)(struct socket *sock, struct page *page,
664 ++ int offset, size_t size, int flags);
665 + struct page **ppage;
666 + unsigned int remainder;
667 + int err, sent = 0;
668 +@@ -401,6 +403,9 @@ static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned i
669 + base += xdr->page_base;
670 + ppage = xdr->pages + (base >> PAGE_SHIFT);
671 + base &= ~PAGE_MASK;
672 ++ do_sendpage = sock->ops->sendpage;
673 ++ if (!zerocopy)
674 ++ do_sendpage = sock_no_sendpage;
675 + for(;;) {
676 + unsigned int len = min_t(unsigned int, PAGE_SIZE - base, remainder);
677 + int flags = XS_SENDMSG_FLAGS;
678 +@@ -408,7 +413,7 @@ static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned i
679 + remainder -= len;
680 + if (remainder != 0 || more)
681 + flags |= MSG_MORE;
682 +- err = sock->ops->sendpage(sock, *ppage, base, len, flags);
683 ++ err = do_sendpage(sock, *ppage, base, len, flags);
684 + if (remainder == 0 || err != len)
685 + break;
686 + sent += err;
687 +@@ -429,9 +434,10 @@ static int xs_send_pagedata(struct socket *sock, struct xdr_buf *xdr, unsigned i
688 + * @addrlen: UDP only -- length of destination address
689 + * @xdr: buffer containing this request
690 + * @base: starting position in the buffer
691 ++ * @zerocopy: true if it is safe to use sendpage()
692 + *
693 + */
694 +-static int xs_sendpages(struct socket *sock, struct sockaddr *addr, int addrlen, struct xdr_buf *xdr, unsigned int base)
695 ++static int xs_sendpages(struct socket *sock, struct sockaddr *addr, int addrlen, struct xdr_buf *xdr, unsigned int base, bool zerocopy)
696 + {
697 + unsigned int remainder = xdr->len - base;
698 + int err, sent = 0;
699 +@@ -459,7 +465,7 @@ static int xs_sendpages(struct socket *sock, struct sockaddr *addr, int addrlen,
700 + if (base < xdr->page_len) {
701 + unsigned int len = xdr->page_len - base;
702 + remainder -= len;
703 +- err = xs_send_pagedata(sock, xdr, base, remainder != 0);
704 ++ err = xs_send_pagedata(sock, xdr, base, remainder != 0, zerocopy);
705 + if (remainder == 0 || err != len)
706 + goto out;
707 + sent += err;
708 +@@ -562,7 +568,7 @@ static int xs_local_send_request(struct rpc_task *task)
709 + req->rq_svec->iov_base, req->rq_svec->iov_len);
710 +
711 + status = xs_sendpages(transport->sock, NULL, 0,
712 +- xdr, req->rq_bytes_sent);
713 ++ xdr, req->rq_bytes_sent, true);
714 + dprintk("RPC: %s(%u) = %d\n",
715 + __func__, xdr->len - req->rq_bytes_sent, status);
716 + if (likely(status >= 0)) {
717 +@@ -618,7 +624,7 @@ static int xs_udp_send_request(struct rpc_task *task)
718 + status = xs_sendpages(transport->sock,
719 + xs_addr(xprt),
720 + xprt->addrlen, xdr,
721 +- req->rq_bytes_sent);
722 ++ req->rq_bytes_sent, true);
723 +
724 + dprintk("RPC: xs_udp_send_request(%u) = %d\n",
725 + xdr->len - req->rq_bytes_sent, status);
726 +@@ -689,6 +695,7 @@ static int xs_tcp_send_request(struct rpc_task *task)
727 + struct rpc_xprt *xprt = req->rq_xprt;
728 + struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt);
729 + struct xdr_buf *xdr = &req->rq_snd_buf;
730 ++ bool zerocopy = true;
731 + int status;
732 +
733 + xs_encode_stream_record_marker(&req->rq_snd_buf);
734 +@@ -696,13 +703,20 @@ static int xs_tcp_send_request(struct rpc_task *task)
735 + xs_pktdump("packet data:",
736 + req->rq_svec->iov_base,
737 + req->rq_svec->iov_len);
738 ++ /* Don't use zero copy if this is a resend. If the RPC call
739 ++ * completes while the socket holds a reference to the pages,
740 ++ * then we may end up resending corrupted data.
741 ++ */
742 ++ if (task->tk_flags & RPC_TASK_SENT)
743 ++ zerocopy = false;
744 +
745 + /* Continue transmitting the packet/record. We must be careful
746 + * to cope with writespace callbacks arriving _after_ we have
747 + * called sendmsg(). */
748 + while (1) {
749 + status = xs_sendpages(transport->sock,
750 +- NULL, 0, xdr, req->rq_bytes_sent);
751 ++ NULL, 0, xdr, req->rq_bytes_sent,
752 ++ zerocopy);
753 +
754 + dprintk("RPC: xs_tcp_send_request(%u) = %d\n",
755 + xdr->len - req->rq_bytes_sent, status);
756 diff --git a/net/sysctl_net.c b/net/sysctl_net.c
757 index e7000be..e3b0ba7 100644
758 --- a/net/sysctl_net.c
759 @@ -101336,10 +101764,10 @@ index 0000000..698da67
760 +}
761 diff --git a/tools/gcc/latent_entropy_plugin.c b/tools/gcc/latent_entropy_plugin.c
762 new file mode 100644
763 -index 0000000..cd6c242
764 +index 0000000..679b9ef
765 --- /dev/null
766 +++ b/tools/gcc/latent_entropy_plugin.c
767 -@@ -0,0 +1,321 @@
768 +@@ -0,0 +1,335 @@
769 +/*
770 + * Copyright 2012-2013 by the PaX Team <pageexec@××××××××.hu>
771 + * Licensed under the GPL v2
772 @@ -101419,12 +101847,34 @@ index 0000000..cd6c242
773 + }
774 +};
775 +
776 ++static unsigned HOST_WIDE_INT seed;
777 ++static unsigned HOST_WIDE_INT get_random_const(void)
778 ++{
779 ++ seed = (seed >> 1U) ^ (-(seed & 1ULL) & 0xD800000000000000ULL);
780 ++ return seed;
781 ++}
782 ++
783 +static tree handle_latent_entropy_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs)
784 +{
785 -+ if (TREE_CODE(*node) != FUNCTION_DECL) {
786 ++ switch (TREE_CODE(*node)) {
787 ++ default:
788 + *no_add_attrs = true;
789 -+ error("%qE attribute only applies to functions", name);
790 ++ error("%qE attribute only applies to functions and variables", name);
791 ++ break;
792 ++
793 ++ case VAR_DECL:
794 ++ if (DECL_INITIAL(*node)) {
795 ++ *no_add_attrs = true;
796 ++ error("variable %qD with %qE attribute must not be initialized", *node, name);
797 ++ break;
798 ++ }
799 ++ DECL_INITIAL(*node) = build_int_cstu(long_long_unsigned_type_node, get_random_const());
800 ++ break;
801 ++
802 ++ case FUNCTION_DECL:
803 ++ break;
804 + }
805 ++
806 + return NULL_TREE;
807 +}
808 +
809 @@ -101454,13 +101904,6 @@ index 0000000..cd6c242
810 + return latent_entropy_attr != NULL_TREE;
811 +}
812 +
813 -+static unsigned HOST_WIDE_INT seed;
814 -+static unsigned HOST_WIDE_INT get_random_const(void)
815 -+{
816 -+ seed = (seed >> 1U) ^ (-(seed & 1ULL) & 0xD800000000000000ULL);
817 -+ return seed;
818 -+}
819 -+
820 +static enum tree_code get_op(tree *rhs)
821 +{
822 + static enum tree_code op;
823 @@ -101632,7 +102075,6 @@ index 0000000..cd6c242
824 + TREE_THIS_VOLATILE(latent_entropy_decl) = 1;
825 + DECL_EXTERNAL(latent_entropy_decl) = 1;
826 + DECL_ARTIFICIAL(latent_entropy_decl) = 1;
827 -+ DECL_INITIAL(latent_entropy_decl) = build_int_cstu(long_long_unsigned_type_node, get_random_const());
828 + lang_hooks.decls.pushdecl(latent_entropy_decl);
829 +// DECL_ASSEMBLER_NAME(latent_entropy_decl);
830 +// varpool_finalize_decl(latent_entropy_decl);
831
832 diff --git a/3.2.52/0000_README b/3.2.52/0000_README
833 index 2c55300..7c3a2df 100644
834 --- a/3.2.52/0000_README
835 +++ b/3.2.52/0000_README
836 @@ -126,7 +126,7 @@ Patch: 1051_linux-3.2.52.patch
837 From: http://www.kernel.org
838 Desc: Linux 3.2.52
839
840 -Patch: 4420_grsecurity-2.9.1-3.2.52-201311142109.patch
841 +Patch: 4420_grsecurity-2.9.1-3.2.52-201311182331.patch
842 From: http://www.grsecurity.net
843 Desc: hardened-sources base patch from upstream grsecurity
844
845
846 diff --git a/3.2.52/4420_grsecurity-2.9.1-3.2.52-201311142109.patch b/3.2.52/4420_grsecurity-2.9.1-3.2.52-201311182331.patch
847 similarity index 99%
848 rename from 3.2.52/4420_grsecurity-2.9.1-3.2.52-201311142109.patch
849 rename to 3.2.52/4420_grsecurity-2.9.1-3.2.52-201311182331.patch
850 index cac74a3..4de7864 100644
851 --- a/3.2.52/4420_grsecurity-2.9.1-3.2.52-201311142109.patch
852 +++ b/3.2.52/4420_grsecurity-2.9.1-3.2.52-201311182331.patch
853 @@ -51953,6 +51953,27 @@ index 7b68088..17a275b 100644
854 #endif
855 GLOBAL_EXTERN atomic_t smBufAllocCount;
856 GLOBAL_EXTERN atomic_t midCount;
857 +diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
858 +index c858a29..969f74f 100644
859 +--- a/fs/cifs/cifssmb.c
860 ++++ b/fs/cifs/cifssmb.c
861 +@@ -3437,11 +3437,13 @@ static __u16 ACL_to_cifs_posix(char *parm_data, const char *pACL,
862 + return 0;
863 + }
864 + cifs_acl->version = cpu_to_le16(1);
865 +- if (acl_type == ACL_TYPE_ACCESS)
866 ++ if (acl_type == ACL_TYPE_ACCESS) {
867 + cifs_acl->access_entry_count = cpu_to_le16(count);
868 +- else if (acl_type == ACL_TYPE_DEFAULT)
869 ++ cifs_acl->default_entry_count = __constant_cpu_to_le16(0xFFFF);
870 ++ } else if (acl_type == ACL_TYPE_DEFAULT) {
871 + cifs_acl->default_entry_count = cpu_to_le16(count);
872 +- else {
873 ++ cifs_acl->access_entry_count = __constant_cpu_to_le16(0xFFFF);
874 ++ } else {
875 + cFYI(1, "unknown ACL type %d", acl_type);
876 + return 0;
877 + }
878 diff --git a/fs/cifs/link.c b/fs/cifs/link.c
879 index 6b0e064..94e6c3c 100644
880 --- a/fs/cifs/link.c
881 @@ -89578,7 +89599,7 @@ index ea3f83b..001a216 100644
882 .next = NULL,
883 };
884 diff --git a/mm/page_alloc.c b/mm/page_alloc.c
885 -index d8762b2..8a25d14 100644
886 +index d8762b2..7c1d26d 100644
887 --- a/mm/page_alloc.c
888 +++ b/mm/page_alloc.c
889 @@ -57,6 +57,7 @@
890 @@ -89636,7 +89657,7 @@ index d8762b2..8a25d14 100644
891 +}
892 +early_param("pax_extra_latent_entropy", setup_pax_extra_latent_entropy);
893 +
894 -+volatile u64 latent_entropy;
895 ++volatile u64 latent_entropy __latent_entropy;
896 +EXPORT_SYMBOL(latent_entropy);
897 +#endif
898 +
899 @@ -93651,10 +93672,28 @@ index b550815..c3b44d5 100644
900 /* copy_len <= skb->len, so can't fail. */
901 if (skb_copy_bits(skb, 0, pm->payload, copy_len) < 0)
902 diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
903 -index 294a380..885a292 100644
904 +index 294a380..1c57436 100644
905 --- a/net/ipv4/ping.c
906 +++ b/net/ipv4/ping.c
907 -@@ -836,7 +836,7 @@ static void ping_format_sock(struct sock *sp, struct seq_file *f,
908 +@@ -632,9 +632,6 @@ static int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
909 + if (flags & MSG_OOB)
910 + goto out;
911 +
912 +- if (addr_len)
913 +- *addr_len = sizeof(*sin);
914 +-
915 + if (flags & MSG_ERRQUEUE)
916 + return ip_recv_error(sk, msg, len);
917 +
918 +@@ -661,6 +658,7 @@ static int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
919 + sin->sin_port = 0 /* skb->h.uh->source */;
920 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
921 + memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
922 ++ *addr_len = sizeof(*sin);
923 + }
924 + if (isk->cmsg_flags)
925 + ip_cmsg_recv(msg, skb);
926 +@@ -836,7 +834,7 @@ static void ping_format_sock(struct sock *sp, struct seq_file *f,
927 sk_rmem_alloc_get(sp),
928 0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
929 atomic_read(&sp->sk_refcnt), sp,
930 @@ -93677,7 +93716,7 @@ index f7fdbe9..63740b7 100644
931 .exit = ip_proc_exit_net,
932 };
933 diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
934 -index 2815014..1d39ae6 100644
935 +index 2815014..41f6720 100644
936 --- a/net/ipv4/raw.c
937 +++ b/net/ipv4/raw.c
938 @@ -305,7 +305,7 @@ static int raw_rcv_skb(struct sock * sk, struct sk_buff * skb)
939 @@ -93689,7 +93728,25 @@ index 2815014..1d39ae6 100644
940 kfree_skb(skb);
941 return NET_RX_DROP;
942 }
943 -@@ -740,16 +740,20 @@ static int raw_init(struct sock *sk)
944 +@@ -686,9 +686,6 @@ static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
945 + if (flags & MSG_OOB)
946 + goto out;
947 +
948 +- if (addr_len)
949 +- *addr_len = sizeof(*sin);
950 +-
951 + if (flags & MSG_ERRQUEUE) {
952 + err = ip_recv_error(sk, msg, len);
953 + goto out;
954 +@@ -716,6 +713,7 @@ static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
955 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
956 + sin->sin_port = 0;
957 + memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
958 ++ *addr_len = sizeof(*sin);
959 + }
960 + if (inet->cmsg_flags)
961 + ip_cmsg_recv(msg, skb);
962 +@@ -740,16 +738,20 @@ static int raw_init(struct sock *sk)
963
964 static int raw_seticmpfilter(struct sock *sk, char __user *optval, int optlen)
965 {
966 @@ -93711,7 +93768,7 @@ index 2815014..1d39ae6 100644
967
968 if (get_user(len, optlen))
969 goto out;
970 -@@ -759,8 +763,8 @@ static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *o
971 +@@ -759,8 +761,8 @@ static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *o
972 if (len > sizeof(struct icmp_filter))
973 len = sizeof(struct icmp_filter);
974 ret = -EFAULT;
975 @@ -93722,7 +93779,7 @@ index 2815014..1d39ae6 100644
976 goto out;
977 ret = 0;
978 out: return ret;
979 -@@ -988,7 +992,13 @@ static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
980 +@@ -988,7 +990,13 @@ static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
981 sk_wmem_alloc_get(sp),
982 sk_rmem_alloc_get(sp),
983 0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
984 @@ -93737,7 +93794,7 @@ index 2815014..1d39ae6 100644
985 }
986
987 static int raw_seq_show(struct seq_file *seq, void *v)
988 -@@ -1051,7 +1061,7 @@ static __net_exit void raw_exit_net(struct net *net)
989 +@@ -1051,7 +1059,7 @@ static __net_exit void raw_exit_net(struct net *net)
990 proc_net_remove(net, "raw");
991 }
992
993 @@ -94247,7 +94304,7 @@ index 2e0f0af..e2948bf 100644
994 syn_set ? 0 : icsk->icsk_user_timeout, syn_set)) {
995 /* Has it gone just too far? */
996 diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
997 -index 5decc93..79830d4 100644
998 +index 5decc93..99c588f 100644
999 --- a/net/ipv4/udp.c
1000 +++ b/net/ipv4/udp.c
1001 @@ -86,6 +86,7 @@
1002 @@ -94307,7 +94364,20 @@ index 5decc93..79830d4 100644
1003 __skb_unlink(skb, rcvq);
1004 __skb_queue_tail(&list_kill, skb);
1005 }
1006 -@@ -1186,6 +1203,10 @@ try_again:
1007 +@@ -1171,12 +1188,6 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
1008 + int is_udplite = IS_UDPLITE(sk);
1009 + bool slow;
1010 +
1011 +- /*
1012 +- * Check any passed addresses
1013 +- */
1014 +- if (addr_len)
1015 +- *addr_len = sizeof(*sin);
1016 +-
1017 + if (flags & MSG_ERRQUEUE)
1018 + return ip_recv_error(sk, msg, len);
1019 +
1020 +@@ -1186,6 +1197,10 @@ try_again:
1021 if (!skb)
1022 goto out;
1023
1024 @@ -94318,7 +94388,15 @@ index 5decc93..79830d4 100644
1025 ulen = skb->len - sizeof(struct udphdr);
1026 copied = len;
1027 if (copied > ulen)
1028 -@@ -1488,7 +1509,7 @@ int udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
1029 +@@ -1231,6 +1246,7 @@ try_again:
1030 + sin->sin_port = udp_hdr(skb)->source;
1031 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
1032 + memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
1033 ++ *addr_len = sizeof(*sin);
1034 + }
1035 + if (inet->cmsg_flags)
1036 + ip_cmsg_recv(msg, skb);
1037 +@@ -1488,7 +1504,7 @@ int udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
1038
1039 drop:
1040 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
1041 @@ -94327,7 +94405,7 @@ index 5decc93..79830d4 100644
1042 kfree_skb(skb);
1043 return -1;
1044 }
1045 -@@ -1507,7 +1528,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
1046 +@@ -1507,7 +1523,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
1047 skb1 = (i == final) ? skb : skb_clone(skb, GFP_ATOMIC);
1048
1049 if (!skb1) {
1050 @@ -94336,7 +94414,7 @@ index 5decc93..79830d4 100644
1051 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS,
1052 IS_UDPLITE(sk));
1053 UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS,
1054 -@@ -1676,6 +1697,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1055 +@@ -1676,6 +1692,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1056 goto csum_error;
1057
1058 UDP_INC_STATS_BH(net, UDP_MIB_NOPORTS, proto == IPPROTO_UDPLITE);
1059 @@ -94346,7 +94424,7 @@ index 5decc93..79830d4 100644
1060 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0);
1061
1062 /*
1063 -@@ -2099,8 +2123,13 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f,
1064 +@@ -2099,8 +2118,13 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f,
1065 sk_wmem_alloc_get(sp),
1066 sk_rmem_alloc_get(sp),
1067 0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
1068 @@ -94580,7 +94658,7 @@ index 94874b0..a47969c 100644
1069
1070 case IP6T_SO_GET_ENTRIES:
1071 diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
1072 -index 6e6c2c4..c97891e 100644
1073 +index 6e6c2c4..ea743ae 100644
1074 --- a/net/ipv6/raw.c
1075 +++ b/net/ipv6/raw.c
1076 @@ -109,7 +109,7 @@ found:
1077 @@ -94619,7 +94697,25 @@ index 6e6c2c4..c97891e 100644
1078 kfree_skb(skb);
1079 return NET_RX_DROP;
1080 }
1081 -@@ -600,7 +600,7 @@ out:
1082 +@@ -456,9 +456,6 @@ static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk,
1083 + if (flags & MSG_OOB)
1084 + return -EOPNOTSUPP;
1085 +
1086 +- if (addr_len)
1087 +- *addr_len=sizeof(*sin6);
1088 +-
1089 + if (flags & MSG_ERRQUEUE)
1090 + return ipv6_recv_error(sk, msg, len);
1091 +
1092 +@@ -498,6 +495,7 @@ static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk,
1093 + sin6->sin6_scope_id = 0;
1094 + if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL)
1095 + sin6->sin6_scope_id = IP6CB(skb)->iif;
1096 ++ *addr_len = sizeof(*sin6);
1097 + }
1098 +
1099 + sock_recv_ts_and_drops(msg, sk, skb);
1100 +@@ -600,7 +598,7 @@ out:
1101 return err;
1102 }
1103
1104 @@ -94628,7 +94724,7 @@ index 6e6c2c4..c97891e 100644
1105 struct flowi6 *fl6, struct dst_entry **dstp,
1106 unsigned int flags)
1107 {
1108 -@@ -908,12 +908,15 @@ do_confirm:
1109 +@@ -908,12 +906,15 @@ do_confirm:
1110 static int rawv6_seticmpfilter(struct sock *sk, int level, int optname,
1111 char __user *optval, int optlen)
1112 {
1113 @@ -94645,7 +94741,7 @@ index 6e6c2c4..c97891e 100644
1114 return 0;
1115 default:
1116 return -ENOPROTOOPT;
1117 -@@ -926,6 +929,7 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
1118 +@@ -926,6 +927,7 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
1119 char __user *optval, int __user *optlen)
1120 {
1121 int len;
1122 @@ -94653,7 +94749,7 @@ index 6e6c2c4..c97891e 100644
1123
1124 switch (optname) {
1125 case ICMPV6_FILTER:
1126 -@@ -937,7 +941,8 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
1127 +@@ -937,7 +939,8 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
1128 len = sizeof(struct icmp6_filter);
1129 if (put_user(len, optlen))
1130 return -EFAULT;
1131 @@ -94663,7 +94759,7 @@ index 6e6c2c4..c97891e 100644
1132 return -EFAULT;
1133 return 0;
1134 default:
1135 -@@ -1244,7 +1249,13 @@ static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
1136 +@@ -1244,7 +1247,13 @@ static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
1137 0, 0L, 0,
1138 sock_i_uid(sp), 0,
1139 sock_i_ino(sp),
1140 @@ -94849,7 +94945,7 @@ index c69358c..d1e5855 100644
1141
1142 static int tcp6_seq_show(struct seq_file *seq, void *v)
1143 diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
1144 -index f9e496b..729da61 100644
1145 +index f9e496b..21e6f71 100644
1146 --- a/net/ipv6/udp.c
1147 +++ b/net/ipv6/udp.c
1148 @@ -50,6 +50,10 @@
1149 @@ -94863,7 +94959,26 @@ index f9e496b..729da61 100644
1150 int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2)
1151 {
1152 const struct in6_addr *sk_rcv_saddr6 = &inet6_sk(sk)->rcv_saddr;
1153 -@@ -549,7 +553,7 @@ int udpv6_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
1154 +@@ -347,9 +351,6 @@ int udpv6_recvmsg(struct kiocb *iocb, struct sock *sk,
1155 + int is_udp4;
1156 + bool slow;
1157 +
1158 +- if (addr_len)
1159 +- *addr_len=sizeof(struct sockaddr_in6);
1160 +-
1161 + if (flags & MSG_ERRQUEUE)
1162 + return ipv6_recv_error(sk, msg, len);
1163 +
1164 +@@ -423,7 +424,7 @@ try_again:
1165 + if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL)
1166 + sin6->sin6_scope_id = IP6CB(skb)->iif;
1167 + }
1168 +-
1169 ++ *addr_len = sizeof(*sin6);
1170 + }
1171 + if (is_udp4) {
1172 + if (inet->cmsg_flags)
1173 +@@ -549,7 +550,7 @@ int udpv6_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
1174
1175 return 0;
1176 drop:
1177 @@ -94872,7 +94987,7 @@ index f9e496b..729da61 100644
1178 drop_no_sk_drops_inc:
1179 UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
1180 kfree_skb(skb);
1181 -@@ -625,7 +629,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
1182 +@@ -625,7 +626,7 @@ static void flush_stack(struct sock **stack, unsigned int count,
1183 continue;
1184 }
1185 drop:
1186 @@ -94881,7 +94996,7 @@ index f9e496b..729da61 100644
1187 UDP6_INC_STATS_BH(sock_net(sk),
1188 UDP_MIB_RCVBUFERRORS, IS_UDPLITE(sk));
1189 UDP6_INC_STATS_BH(sock_net(sk),
1190 -@@ -780,6 +784,9 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1191 +@@ -780,6 +781,9 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1192 UDP6_INC_STATS_BH(net, UDP_MIB_NOPORTS,
1193 proto == IPPROTO_UDPLITE);
1194
1195 @@ -94891,7 +95006,7 @@ index f9e496b..729da61 100644
1196 icmpv6_send(skb, ICMPV6_DEST_UNREACH, ICMPV6_PORT_UNREACH, 0);
1197
1198 kfree_skb(skb);
1199 -@@ -796,7 +803,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1200 +@@ -796,7 +800,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1201 if (!sock_owned_by_user(sk))
1202 udpv6_queue_rcv_skb(sk, skb);
1203 else if (sk_add_backlog(sk, skb)) {
1204 @@ -94900,7 +95015,7 @@ index f9e496b..729da61 100644
1205 bh_unlock_sock(sk);
1206 sock_put(sk);
1207 goto discard;
1208 -@@ -1412,8 +1419,13 @@ static void udp6_sock_seq_show(struct seq_file *seq, struct sock *sp, int bucket
1209 +@@ -1412,8 +1416,13 @@ static void udp6_sock_seq_show(struct seq_file *seq, struct sock *sp, int bucket
1210 0, 0L, 0,
1211 sock_i_uid(sp), 0,
1212 sock_i_ino(sp),
1213 @@ -95170,6 +95285,28 @@ index 8dbdb8e..50f4169 100644
1214 } while (!res);
1215 return res;
1216 }
1217 +diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
1218 +index 6c7e609..334a93d 100644
1219 +--- a/net/l2tp/l2tp_ip.c
1220 ++++ b/net/l2tp/l2tp_ip.c
1221 +@@ -568,9 +568,6 @@ static int l2tp_ip_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
1222 + if (flags & MSG_OOB)
1223 + goto out;
1224 +
1225 +- if (addr_len)
1226 +- *addr_len = sizeof(*sin);
1227 +-
1228 + skb = skb_recv_datagram(sk, flags, noblock, &err);
1229 + if (!skb)
1230 + goto out;
1231 +@@ -593,6 +590,7 @@ static int l2tp_ip_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
1232 + sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
1233 + sin->sin_port = 0;
1234 + memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
1235 ++ *addr_len = sizeof(*sin);
1236 + }
1237 + if (inet->cmsg_flags)
1238 + ip_cmsg_recv(msg, skb);
1239 diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
1240 index 93a41a0..d4b4edb 100644
1241 --- a/net/l2tp/l2tp_netlink.c
1242 @@ -96249,6 +96386,33 @@ index d65f699..855d175 100644
1243 return -EINVAL;
1244
1245 err = proto_register(pp->prot, 1);
1246 +diff --git a/net/phonet/datagram.c b/net/phonet/datagram.c
1247 +index bf35b4e..b25f2d3 100644
1248 +--- a/net/phonet/datagram.c
1249 ++++ b/net/phonet/datagram.c
1250 +@@ -139,9 +139,6 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk,
1251 + MSG_CMSG_COMPAT))
1252 + goto out_nofree;
1253 +
1254 +- if (addr_len)
1255 +- *addr_len = sizeof(sa);
1256 +-
1257 + skb = skb_recv_datagram(sk, flags, noblock, &rval);
1258 + if (skb == NULL)
1259 + goto out_nofree;
1260 +@@ -162,8 +159,10 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk,
1261 +
1262 + rval = (flags & MSG_TRUNC) ? skb->len : copylen;
1263 +
1264 +- if (msg->msg_name != NULL)
1265 +- memcpy(msg->msg_name, &sa, sizeof(struct sockaddr_pn));
1266 ++ if (msg->msg_name != NULL) {
1267 ++ memcpy(msg->msg_name, &sa, sizeof(sa));
1268 ++ *addr_len = sizeof(sa);
1269 ++ }
1270 +
1271 + out:
1272 + skb_free_datagram(sk, skb);
1273 diff --git a/net/phonet/pep.c b/net/phonet/pep.c
1274 index 007546d..9a8e5c6 100644
1275 --- a/net/phonet/pep.c
1276 @@ -103804,10 +103968,10 @@ index 0000000..698da67
1277 +}
1278 diff --git a/tools/gcc/latent_entropy_plugin.c b/tools/gcc/latent_entropy_plugin.c
1279 new file mode 100644
1280 -index 0000000..cd6c242
1281 +index 0000000..679b9ef
1282 --- /dev/null
1283 +++ b/tools/gcc/latent_entropy_plugin.c
1284 -@@ -0,0 +1,321 @@
1285 +@@ -0,0 +1,335 @@
1286 +/*
1287 + * Copyright 2012-2013 by the PaX Team <pageexec@××××××××.hu>
1288 + * Licensed under the GPL v2
1289 @@ -103887,12 +104051,34 @@ index 0000000..cd6c242
1290 + }
1291 +};
1292 +
1293 ++static unsigned HOST_WIDE_INT seed;
1294 ++static unsigned HOST_WIDE_INT get_random_const(void)
1295 ++{
1296 ++ seed = (seed >> 1U) ^ (-(seed & 1ULL) & 0xD800000000000000ULL);
1297 ++ return seed;
1298 ++}
1299 ++
1300 +static tree handle_latent_entropy_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs)
1301 +{
1302 -+ if (TREE_CODE(*node) != FUNCTION_DECL) {
1303 ++ switch (TREE_CODE(*node)) {
1304 ++ default:
1305 + *no_add_attrs = true;
1306 -+ error("%qE attribute only applies to functions", name);
1307 ++ error("%qE attribute only applies to functions and variables", name);
1308 ++ break;
1309 ++
1310 ++ case VAR_DECL:
1311 ++ if (DECL_INITIAL(*node)) {
1312 ++ *no_add_attrs = true;
1313 ++ error("variable %qD with %qE attribute must not be initialized", *node, name);
1314 ++ break;
1315 ++ }
1316 ++ DECL_INITIAL(*node) = build_int_cstu(long_long_unsigned_type_node, get_random_const());
1317 ++ break;
1318 ++
1319 ++ case FUNCTION_DECL:
1320 ++ break;
1321 + }
1322 ++
1323 + return NULL_TREE;
1324 +}
1325 +
1326 @@ -103922,13 +104108,6 @@ index 0000000..cd6c242
1327 + return latent_entropy_attr != NULL_TREE;
1328 +}
1329 +
1330 -+static unsigned HOST_WIDE_INT seed;
1331 -+static unsigned HOST_WIDE_INT get_random_const(void)
1332 -+{
1333 -+ seed = (seed >> 1U) ^ (-(seed & 1ULL) & 0xD800000000000000ULL);
1334 -+ return seed;
1335 -+}
1336 -+
1337 +static enum tree_code get_op(tree *rhs)
1338 +{
1339 + static enum tree_code op;
1340 @@ -104100,7 +104279,6 @@ index 0000000..cd6c242
1341 + TREE_THIS_VOLATILE(latent_entropy_decl) = 1;
1342 + DECL_EXTERNAL(latent_entropy_decl) = 1;
1343 + DECL_ARTIFICIAL(latent_entropy_decl) = 1;
1344 -+ DECL_INITIAL(latent_entropy_decl) = build_int_cstu(long_long_unsigned_type_node, get_random_const());
1345 + lang_hooks.decls.pushdecl(latent_entropy_decl);
1346 +// DECL_ASSEMBLER_NAME(latent_entropy_decl);
1347 +// varpool_finalize_decl(latent_entropy_decl);
1348 @@ -111684,7 +111862,7 @@ index 547628e..74de9f2 100644
1349 +
1350 #endif
1351 diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
1352 -index 8bf05f0..7324a1e 100644
1353 +index 8bf05f0..61ba256 100644
1354 --- a/virt/kvm/kvm_main.c
1355 +++ b/virt/kvm/kvm_main.c
1356 @@ -75,12 +75,17 @@ LIST_HEAD(vm_list);
1357 @@ -111716,7 +111894,67 @@ index 8bf05f0..7324a1e 100644
1358 (void __user *)(unsigned long)mem->userspace_addr,
1359 mem->memory_size)))
1360 goto out;
1361 -@@ -1657,7 +1662,7 @@ static int kvm_vcpu_release(struct inode *inode, struct file *filp)
1362 +@@ -774,7 +779,7 @@ skip_lpage:
1363 + new.userspace_addr = mem->userspace_addr;
1364 + #endif /* not defined CONFIG_S390 */
1365 +
1366 +- if (!npages) {
1367 ++ if (!npages || base_gfn != old.base_gfn) {
1368 + r = -ENOMEM;
1369 + slots = kzalloc(sizeof(struct kvm_memslots), GFP_KERNEL);
1370 + if (!slots)
1371 +@@ -788,8 +793,10 @@ skip_lpage:
1372 + old_memslots = kvm->memslots;
1373 + rcu_assign_pointer(kvm->memslots, slots);
1374 + synchronize_srcu_expedited(&kvm->srcu);
1375 +- /* From this point no new shadow pages pointing to a deleted
1376 +- * memslot will be created.
1377 ++ /* slot was deleted or moved, clear iommu mapping */
1378 ++ kvm_iommu_unmap_pages(kvm, &old);
1379 ++ /* From this point no new shadow pages pointing to a deleted,
1380 ++ * or moved, memslot will be created.
1381 + *
1382 + * validation of sp->gfn happens in:
1383 + * - gfn_to_hva (kvm_read_guest, gfn_to_pfn)
1384 +@@ -803,14 +810,6 @@ skip_lpage:
1385 + if (r)
1386 + goto out_free;
1387 +
1388 +- /* map/unmap the pages in iommu page table */
1389 +- if (npages) {
1390 +- r = kvm_iommu_map_pages(kvm, &new);
1391 +- if (r)
1392 +- goto out_free;
1393 +- } else
1394 +- kvm_iommu_unmap_pages(kvm, &old);
1395 +-
1396 + r = -ENOMEM;
1397 + slots = kzalloc(sizeof(struct kvm_memslots), GFP_KERNEL);
1398 + if (!slots)
1399 +@@ -820,6 +819,13 @@ skip_lpage:
1400 + slots->nmemslots = mem->slot + 1;
1401 + slots->generation++;
1402 +
1403 ++ /* map new memory slot into the iommu */
1404 ++ if (npages) {
1405 ++ r = kvm_iommu_map_pages(kvm, &new);
1406 ++ if (r)
1407 ++ goto out_slots;
1408 ++ }
1409 ++
1410 + /* actual memory is freed via old in kvm_free_physmem_slot below */
1411 + if (!npages) {
1412 + new.rmap = NULL;
1413 +@@ -847,6 +853,8 @@ skip_lpage:
1414 +
1415 + return 0;
1416 +
1417 ++out_slots:
1418 ++ kfree(slots);
1419 + out_free:
1420 + kvm_free_physmem_slot(&new, &old);
1421 + out:
1422 +@@ -1657,7 +1665,7 @@ static int kvm_vcpu_release(struct inode *inode, struct file *filp)
1423 return 0;
1424 }
1425
1426 @@ -111725,7 +111963,7 @@ index 8bf05f0..7324a1e 100644
1427 .release = kvm_vcpu_release,
1428 .unlocked_ioctl = kvm_vcpu_ioctl,
1429 #ifdef CONFIG_COMPAT
1430 -@@ -2177,7 +2182,7 @@ static int kvm_vm_mmap(struct file *file, struct vm_area_struct *vma)
1431 +@@ -2177,7 +2185,7 @@ static int kvm_vm_mmap(struct file *file, struct vm_area_struct *vma)
1432 return 0;
1433 }
1434
1435 @@ -111734,7 +111972,7 @@ index 8bf05f0..7324a1e 100644
1436 .release = kvm_vm_release,
1437 .unlocked_ioctl = kvm_vm_ioctl,
1438 #ifdef CONFIG_COMPAT
1439 -@@ -2275,7 +2280,7 @@ out:
1440 +@@ -2275,7 +2283,7 @@ out:
1441 return r;
1442 }
1443
1444 @@ -111743,7 +111981,7 @@ index 8bf05f0..7324a1e 100644
1445 .unlocked_ioctl = kvm_dev_ioctl,
1446 .compat_ioctl = kvm_dev_ioctl,
1447 .llseek = noop_llseek,
1448 -@@ -2301,7 +2306,7 @@ static void hardware_enable_nolock(void *junk)
1449 +@@ -2301,7 +2309,7 @@ static void hardware_enable_nolock(void *junk)
1450
1451 if (r) {
1452 cpumask_clear_cpu(cpu, cpus_hardware_enabled);
1453 @@ -111752,7 +111990,7 @@ index 8bf05f0..7324a1e 100644
1454 printk(KERN_INFO "kvm: enabling virtualization on "
1455 "CPU%d failed\n", cpu);
1456 }
1457 -@@ -2355,10 +2360,10 @@ static int hardware_enable_all(void)
1458 +@@ -2355,10 +2363,10 @@ static int hardware_enable_all(void)
1459
1460 kvm_usage_count++;
1461 if (kvm_usage_count == 1) {
1462 @@ -111765,7 +112003,7 @@ index 8bf05f0..7324a1e 100644
1463 hardware_disable_all_nolock();
1464 r = -EBUSY;
1465 }
1466 -@@ -2709,7 +2714,7 @@ static void kvm_sched_out(struct preempt_notifier *pn,
1467 +@@ -2709,7 +2717,7 @@ static void kvm_sched_out(struct preempt_notifier *pn,
1468 kvm_arch_vcpu_put(vcpu);
1469 }
1470
1471 @@ -111774,7 +112012,7 @@ index 8bf05f0..7324a1e 100644
1472 struct module *module)
1473 {
1474 int r;
1475 -@@ -2772,7 +2777,7 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
1476 +@@ -2772,7 +2780,7 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
1477 if (!vcpu_align)
1478 vcpu_align = __alignof__(struct kvm_vcpu);
1479 kvm_vcpu_cache = kmem_cache_create("kvm_vcpu", vcpu_size, vcpu_align,
1480 @@ -111783,7 +112021,7 @@ index 8bf05f0..7324a1e 100644
1481 if (!kvm_vcpu_cache) {
1482 r = -ENOMEM;
1483 goto out_free_3;
1484 -@@ -2782,9 +2787,11 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
1485 +@@ -2782,9 +2790,11 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
1486 if (r)
1487 goto out_free;
1488
1489 @@ -111795,7 +112033,7 @@ index 8bf05f0..7324a1e 100644
1490
1491 r = misc_register(&kvm_dev);
1492 if (r) {
1493 -@@ -2794,9 +2801,6 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
1494 +@@ -2794,9 +2804,6 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
1495
1496 register_syscore_ops(&kvm_syscore_ops);