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author | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-12-12 08:12:33 (GMT) |
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committer | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-12-12 08:12:33 (GMT) |
commit | c0246a9ec4d461ef4dd7647f94005380bb9e7f0b (patch) | |
tree | 7588601aa6ce98f5e9fd083a1b351d9023c0b295 /net/unix/af_unix.c | |
parent | 50fd1a6d79d48a7c35890aecce5a5d6b872a461d (diff) | |
parent | 56f4a560c6d6318b5a8e18a1b3e44909a5158d1e (diff) | |
download | linux-c0246a9ec4d461ef4dd7647f94005380bb9e7f0b.tar.xz |
Merge Linaro linux 4.9.62 into linux-4.9
Signed-off-by: Xiaobo Xie <xiaobo.xie@nxp.com>
Diffstat (limited to 'net/unix/af_unix.c')
-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 2d03d5b..915abe9 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -998,7 +998,8 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) struct path path = { NULL, NULL }; 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)) { @@ -1109,6 +1110,10 @@ 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) |