diff options
Diffstat (limited to 'net/ipv4/netfilter/nf_nat_helper.c')
-rw-r--r-- | net/ipv4/netfilter/nf_nat_helper.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/net/ipv4/netfilter/nf_nat_helper.c b/net/ipv4/netfilter/nf_nat_helper.c index 6e81f7612b7..40b429e4540 100644 --- a/net/ipv4/netfilter/nf_nat_helper.c +++ b/net/ipv4/netfilter/nf_nat_helper.c @@ -113,20 +113,12 @@ static void mangle_contents(struct sk_buff *skb, /* Unusual, but possible case. */ static int enlarge_skb(struct sk_buff **pskb, unsigned int extra) { - struct sk_buff *nskb; - if ((*pskb)->len + extra > 65535) return 0; - nskb = skb_copy_expand(*pskb, skb_headroom(*pskb), extra, GFP_ATOMIC); - if (!nskb) + if (pskb_expand_head(*pskb, 0, extra - skb_tailroom(*pskb), GFP_ATOMIC)) return 0; - /* Transfer socket to new skb. */ - if ((*pskb)->sk) - skb_set_owner_w(nskb, (*pskb)->sk); - kfree_skb(*pskb); - *pskb = nskb; return 1; } |