Commit ffa6f571 authored Apr 18, 2017 by Colin Ian King Committed by Steffen Klassert Apr 19, 2017

esp6: fix incorrect null pointer check on xo



The check for xo being null is incorrect, currently it is checking
for non-null, it should be checking for null.

Detected with CoverityScan, CID#1429349 ("Dereference after null check")

Fixes: 7862b405 ("esp: Add gso handlers for esp4 and esp6")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

parent bcd1f8a4

net/ipv6/esp6_offload.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -120,7 +120,7 @@ static struct sk_buff esp6_gso_segment(struct sk_buff skb,
		netdev_features_t esp_features = features;
		struct xfrm_offload *xo = xfrm_offload(skb);

		if (xo)
		if (!xo)
		goto out;

		seq = xo->seq.low;