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authorDave Airlie <airlied@redhat.com>2011-09-20 09:35:22 +0100
committerDave Airlie <airlied@redhat.com>2011-09-20 09:35:22 +0100
commitb2d108ba333cdff80d9e7645d7697cbb6bb0fc29 (patch)
treef62b2464a35e4676b5e3e9ef340758a17d0b80f8 /net/socket.c
parentfcf4de5acf09889e3f0c131ebe385c983006d71b (diff)
parenta0d9a8feb928465f3cb525a19e5fafd06ef66ced (diff)
Merge branch 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2.6 into drm-next
* 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2.6: (353 commits) drm/nouveau: remove allocations from gart populate() hook drm/nvc0/fb: slightly improve PMFB intr handling, move out of nvc0_graph.c drm/nvc0/fifo: avoid touching missing subfifos drm/nvd9/disp: bail out of mode_set_base if no fb bound to crtc drm/nvd9/disp: stub some more api hooks so we don't oops on resume drm/nouveau: fix printk typo in ioremap failure path drm/nvc0/pm: minor clock readback fixes drm/nv40/pm: execute memory reset script from vbios drm/nv50/gr: refactor initialisation drm/nouveau: if requested, try harder at disabling sysmem pushbufs drm/nv50/gr: enable ctxprog xfer only when we need it to save power drm/nouveau/dp: add support for displayport table 0x30 drm/nouveau/dp: return master dp table pointer too when looking up encoder drm/nouveau/bios: simplify U/d table hash matching func to just match drm/nouveau/dp: preserve non-pattern bits in DP_TRAINING_PATTERN_SET drm/nvc0/gr: remove MODULE_FIRMWARE() lines drm/nouveau/dp: use alternate lane mask for nvaf drm/nouveau/dp: link rate scripts are selected with a comparison table drm/nv40/pm: write nv40-specific reclocking routines drm/nv40/pm: parse geometric delta clock from vbios ...
Diffstat (limited to 'net/socket.c')
-rw-r--r--net/socket.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/net/socket.c b/net/socket.c
index 24a77400b65..ffe92ca32f2 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1965,8 +1965,9 @@ static int __sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
* used_address->name_len is initialized to UINT_MAX so that the first
* destination address never matches.
*/
- if (used_address && used_address->name_len == msg_sys->msg_namelen &&
- !memcmp(&used_address->name, msg->msg_name,
+ if (used_address && msg_sys->msg_name &&
+ used_address->name_len == msg_sys->msg_namelen &&
+ !memcmp(&used_address->name, msg_sys->msg_name,
used_address->name_len)) {
err = sock_sendmsg_nosec(sock, msg_sys, total_len);
goto out_freectl;
@@ -1978,8 +1979,9 @@ static int __sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
*/
if (used_address && err >= 0) {
used_address->name_len = msg_sys->msg_namelen;
- memcpy(&used_address->name, msg->msg_name,
- used_address->name_len);
+ if (msg_sys->msg_name)
+ memcpy(&used_address->name, msg_sys->msg_name,
+ used_address->name_len);
}
out_freectl: