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authorAl Viro <viro@zeniv.linux.org.uk>2016-01-04 10:25:34 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2016-01-04 10:25:34 -0500
commit7e935c7ca1e6c398f11edac5beabfc4348e3b3a4 (patch)
tree86da864ba6341bd86b5f5450c611f918722237b2 /net/ipv4/af_inet.c
parentc62432b40b5e03c25faf2c8f8547bba4908b8945 (diff)
parente9d408e107db9a554b36c3a79f67b37dd3e16da0 (diff)
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Merge branch 'memdup_user_nul' into work.misc
Diffstat (limited to 'net/ipv4/af_inet.c')
-rw-r--r--net/ipv4/af_inet.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 11c4ca13ec3b..5c5db6636704 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -257,6 +257,9 @@ static int inet_create(struct net *net, struct socket *sock, int protocol,
int try_loading_module = 0;
int err;
+ if (protocol < 0 || protocol >= IPPROTO_MAX)
+ return -EINVAL;
+
sock->state = SS_UNCONNECTED;
/* Look for the requested type/protocol pair. */