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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-06 08:13:18 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-06 08:13:18 +0200 |
| commit | 2c10c22af088ab5d94fae93ce3fe6436b2a208b4 (patch) | |
| tree | db27721001f194327ddbdcd6c983c4ec68b77c00 /net/xfrm/xfrm_output.c | |
| parent | f6121f4f8708195e88cbdf8dd8d171b226b3f858 (diff) | |
| parent | fec6ed1d1f9b78a6acb4a3eb2c46c812ac2e96f0 (diff) | |
| download | talos-op-linux-2c10c22af088ab5d94fae93ce3fe6436b2a208b4.tar.gz talos-op-linux-2c10c22af088ab5d94fae93ce3fe6436b2a208b4.zip | |
Merge branch 'linus' into sched/devel
Diffstat (limited to 'net/xfrm/xfrm_output.c')
| -rw-r--r-- | net/xfrm/xfrm_output.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c index ac25b4c0e982..dc50f1e71f76 100644 --- a/net/xfrm/xfrm_output.c +++ b/net/xfrm/xfrm_output.c @@ -27,10 +27,14 @@ static int xfrm_state_check_space(struct xfrm_state *x, struct sk_buff *skb) - skb_headroom(skb); int ntail = dst->dev->needed_tailroom - skb_tailroom(skb); - if (nhead > 0 || ntail > 0) - return pskb_expand_head(skb, nhead, ntail, GFP_ATOMIC); - - return 0; + if (nhead <= 0) { + if (ntail <= 0) + return 0; + nhead = 0; + } else if (ntail < 0) + ntail = 0; + + return pskb_expand_head(skb, nhead, ntail, GFP_ATOMIC); } static int xfrm_output_one(struct sk_buff *skb, int err) |
