X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fxfrm%2Fxfrm_output.c;h=3f964db908a71466e77949568d6ea672c63f281c;hb=63a16f90167850010864a9e8ebb71d216983090f;hp=2519129c6d213f85bceebc165e2c27744f2fd3b6;hpb=fb8c7fb25d7d754a992481e9f763ec0b5889c4d9;p=linux-2.6

diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index 2519129c6d..3f964db908 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -25,11 +25,11 @@ static int xfrm_state_check_space(struct xfrm_state *x, struct sk_buff *skb)
 	struct dst_entry *dst = skb->dst;
 	int nhead = dst->header_len + LL_RESERVED_SPACE(dst->dev)
 		- skb_headroom(skb);
+	int ntail = dst->dev->needed_tailroom - skb_tailroom(skb);
 
-	if (nhead > 0)
-		return pskb_expand_head(skb, nhead, 0, GFP_ATOMIC);
+	if (nhead > 0 || ntail > 0)
+		return pskb_expand_head(skb, nhead, ntail, GFP_ATOMIC);
 
-	/* Check tail too... */
 	return 0;
 }
 
@@ -150,7 +150,7 @@ static int xfrm_output_gso(struct sk_buff *skb)
 
 	segs = skb_gso_segment(skb, 0);
 	kfree_skb(skb);
-	if (unlikely(IS_ERR(segs)))
+	if (IS_ERR(segs))
 		return PTR_ERR(segs);
 
 	do {