From 3e6d67b46951976b726c1fe8d54b495ffae7e23d Mon Sep 17 00:00:00 2001 From: Hannes Frederic Sowa Date: Fri, 13 Dec 2013 15:12:27 +0100 Subject: [PATCH] ipv6: fix illegal mac_header comparison on 32bit Signed-off-by: Hannes Frederic Sowa Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/ipv6/udp_offload.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c index 34c6fff3ae848..06556d6e1a4db 100644 --- a/net/ipv6/udp_offload.c +++ b/net/ipv6/udp_offload.c @@ -88,7 +88,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb, /* Check if there is enough headroom to insert fragment header. */ tnl_hlen = skb_tnl_header_len(skb); - if (skb->mac_header < (tnl_hlen + frag_hdr_sz)) { + if (skb_mac_header(skb) < skb->head + tnl_hlen + frag_hdr_sz) { if (gso_pskb_expand_head(skb, tnl_hlen + frag_hdr_sz)) goto out; } -- 2.47.3