diff options
| author | Dave Airlie <airlied@redhat.com> | 2017-06-26 23:24:49 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2017-06-27 00:28:30 +0200 |
| commit | 6d61e70ccc21606ffb8a0a03bd3aba24f659502b (patch) | |
| tree | 69f5bfb29d085cc42839445d34170bd3ee4f7408 /net/unix | |
| parent | Merge tag 'hdlcd-for-v4.13-v3' of git://linux-arm.org/linux-ld into drm-next (diff) | |
| parent | Linux 4.12-rc7 (diff) | |
| download | linux-6d61e70ccc21606ffb8a0a03bd3aba24f659502b.tar.xz linux-6d61e70ccc21606ffb8a0a03bd3aba24f659502b.zip | |
Backmerge tag 'v4.12-rc7' into drm-next
Linux 4.12-rc7
Needed at least rc6 for drm-misc-next-fixes, may as well go to rc7
Diffstat (limited to 'net/unix')
| -rw-r--r-- | net/unix/af_unix.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 6a7fe7660551..1a0c961f4ffe 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -999,7 +999,8 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) struct path path = { }; err = -EINVAL; - if (sunaddr->sun_family != AF_UNIX) + if (addr_len < offsetofend(struct sockaddr_un, sun_family) || + sunaddr->sun_family != AF_UNIX) goto out; if (addr_len == sizeof(short)) { @@ -1110,6 +1111,10 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr, unsigned int hash; int err; + err = -EINVAL; + if (alen < offsetofend(struct sockaddr, sa_family)) + goto out; + if (addr->sa_family != AF_UNSPEC) { err = unix_mkname(sunaddr, alen, &hash); if (err < 0) |