diff options
Diffstat (limited to 'net/ipv4/fou.c')
| -rw-r--r-- | net/ipv4/fou.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c index efa70ad44906..32e78924e246 100644 --- a/net/ipv4/fou.c +++ b/net/ipv4/fou.c @@ -87,6 +87,9 @@ static int gue_udp_recv(struct sock *sk, struct sk_buff *skb) if (!pskb_may_pull(skb, len)) goto drop; + uh = udp_hdr(skb); + guehdr = (struct guehdr *)&uh[1]; + if (guehdr->version != 0) goto drop; |