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-rw-r--r--net/ipv6/datagram.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index cc518405b3e1..c4a3a993acb7 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -437,7 +437,7 @@ int datagram_recv_ctl(struct sock *sk, struct msghdr *msg, struct sk_buff *skb)
break;
case IPPROTO_AH:
nexthdr = ptr[0];
- len = (ptr[1] + 1) << 2;
+ len = (ptr[1] + 2) << 2;
break;
default:
nexthdr = ptr[0];
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