From: Kyeongdon Kim Date: Tue, 16 Oct 2018 05:57:26 +0000 (+0900) Subject: net: fix warning in af_unix X-Git-Tag: v4.19.87~213 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=7ac437558e4a68f0127cba24bad6f98cff5c736f;p=thirdparty%2Fkernel%2Fstable.git net: fix warning in af_unix [ Upstream commit 33c4368ee2589c165aebd8d388cbd91e9adb9688 ] This fixes the "'hash' may be used uninitialized in this function" net/unix/af_unix.c:1041:20: warning: 'hash' may be used uninitialized in this function [-Wmaybe-uninitialized] addr->hash = hash ^ sk->sk_type; Signed-off-by: Kyeongdon Kim Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 231b6c032d2c3..d2d6ff0c6265d 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -225,6 +225,8 @@ static inline void unix_release_addr(struct unix_address *addr) static int unix_mkname(struct sockaddr_un *sunaddr, int len, unsigned int *hashp) { + *hashp = 0; + if (len <= sizeof(short) || len > sizeof(*sunaddr)) return -EINVAL; if (!sunaddr || sunaddr->sun_family != AF_UNIX)