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[IPV4]: Change ip_defrag to return an integer

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Now that ip_frag always returns the packet given to it on input, we can
change it to return an integer indicating error instead.  This patch does
that and updates all its callers accordingly.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu
2007-10-14 00:38:32 -07:00
committed by David S. Miller
parent 1706d58763
commit 776c729e8d
5 changed files with 26 additions and 34 deletions
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6
net/ipv4/ip_fragment.c
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@@ -739,7 +739,7 @@ out_fail:
}
/* Process an incoming IP datagram fragment. */
struct sk_buff *ip_defrag(struct sk_buff *skb, u32 user)
int ip_defrag(struct sk_buff *skb, u32 user)
{
struct ipq *qp;
@@ -759,12 +759,12 @@ struct sk_buff *ip_defrag(struct sk_buff *skb, u32 user)
spin_unlock(&qp->lock);
ipq_put(qp, NULL);
return ret ? NULL : skb;
return ret;
}
IP_INC_STATS_BH(IPSTATS_MIB_REASMFAILS);
kfree_skb(skb);
return NULL;
return -ENOMEM;
}
void __init ipfrag_init(void)