pkt_sched: Make netem queue agnostic.

[linux-2.6-omap-h63xx.git] / net / xfrm / xfrm_output.c

diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index 2519129c6d213f85bceebc165e2c27744f2fd3b6..3f964db908a71466e77949568d6ea672c63f281c 100644 (file)
--- 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 {