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Merge tag 'media/v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
[firefly-linux-kernel-4.4.55.git]
/
net
/
decnet
/
af_decnet.c
diff --git
a/net/decnet/af_decnet.c
b/net/decnet/af_decnet.c
index eebf5ac8ce18abdb7ac094a1e6de081fcbfa79aa..13d6b1a6e0fc2b0730827d93d154d6464a3e58ec 100644
(file)
--- a/
net/decnet/af_decnet.c
+++ b/
net/decnet/af_decnet.c
@@
-678,6
+678,9
@@
static int dn_create(struct net *net, struct socket *sock, int protocol,
{
struct sock *sk;
+ if (protocol < 0 || protocol > SK_PROTOCOL_MAX)
+ return -EINVAL;
+
if (!net_eq(net, &init_net))
return -EAFNOSUPPORT;