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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-10 19:30:08 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-10 19:30:08 +0200 |
| commit | 3dd392a407d15250a501fa109cc1f93fee95ef85 (patch) | |
| tree | c1faca3fa8bd0f7c8790b3e0887229b4a5a90e8b /net/xfrm/xfrm_output.c | |
| parent | b27a43c1e90582facad44de67d02bc9e9f900289 (diff) | |
| parent | d403a6484f0341bf0624d17ece46f24f741b6a92 (diff) | |
Merge branch 'linus' into x86/pat2
Conflicts:
arch/x86/mm/init_64.c
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 ac25b4c0e98..dc50f1e71f7 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) |