summaryrefslogtreecommitdiff
path: root/net/ipv4/ip_input.c
diff options
context:
space:
mode:
authorHerbert Xu <herbert@gondor.apana.org.au>2007-10-14 07:38:32 (GMT)
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-15 19:26:25 (GMT)
commit776c729e8d91b2740583a2169678f2d3f383458b (patch)
tree16ad06616e8d04c127266bf323fb35fbed03b96d /net/ipv4/ip_input.c
parent1706d58763c36133d7fce6cc78b1444fd40db28c (diff)
downloadlinux-fsl-qoriq-776c729e8d91b2740583a2169678f2d3f383458b.tar.xz
[IPV4]: Change ip_defrag to return an integer
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>
Diffstat (limited to 'net/ipv4/ip_input.c')
-rw-r--r--net/ipv4/ip_input.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 41d8964..8f75e43 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -172,8 +172,7 @@ int ip_call_ra_chain(struct sk_buff *skb)
(!sk->sk_bound_dev_if ||
sk->sk_bound_dev_if == skb->dev->ifindex)) {
if (ip_hdr(skb)->frag_off & htons(IP_MF | IP_OFFSET)) {
- skb = ip_defrag(skb, IP_DEFRAG_CALL_RA_CHAIN);
- if (skb == NULL) {
+ if (ip_defrag(skb, IP_DEFRAG_CALL_RA_CHAIN)) {
read_unlock(&ip_ra_lock);
return 1;
}
@@ -265,8 +264,7 @@ int ip_local_deliver(struct sk_buff *skb)
*/
if (ip_hdr(skb)->frag_off & htons(IP_MF | IP_OFFSET)) {
- skb = ip_defrag(skb, IP_DEFRAG_LOCAL_DELIVER);
- if (!skb)
+ if (ip_defrag(skb, IP_DEFRAG_LOCAL_DELIVER))
return 0;
}