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| author |   Eric W. Biederman <ebiederm@xmission.com> | 2015-10-09 13:44:54 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-10-12 19:44:16 -0700 |
| commit | 19bcf9f203c82c2028f5a0881b1f0690e3207190 (patch) | |
| tree | a3d9cbc354d0c464f8485b298f25bab4bae7a73b /net/ipv4/ip_input.c | |
| parent | ipv4: Only compute net once in ip_call_ra_chain (diff) | |
| download | linux-dev-19bcf9f203c82c2028f5a0881b1f0690e3207190.tar.xz linux-dev-19bcf9f203c82c2028f5a0881b1f0690e3207190.zip | |
ipv4: Pass struct net into ip_defrag and ip_check_defrag
The function ip_defrag is called on both the input and the output
paths of the networking stack. In particular conntrack when it is
tracking outbound packets from the local machine calls ip_defrag.
So add a struct net parameter and stop making ip_defrag guess which
network namespace it needs to defragment packets in.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_input.c')
| -rw-r--r-- | net/ipv4/ip_input.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index 804b86fd615f..b1209b63381f 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -170,7 +170,7 @@ bool ip_call_ra_chain(struct sk_buff *skb) sk->sk_bound_dev_if == dev->ifindex) && net_eq(sock_net(sk), net)) { if (ip_is_fragment(ip_hdr(skb))) { - if (ip_defrag(skb, IP_DEFRAG_CALL_RA_CHAIN)) + if (ip_defrag(net, skb, IP_DEFRAG_CALL_RA_CHAIN)) return true; } if (last) { @@ -247,14 +247,15 @@ int ip_local_deliver(struct sk_buff *skb) /* * Reassemble IP fragments. */ + struct net *net = dev_net(skb->dev); if (ip_is_fragment(ip_hdr(skb))) { - if (ip_defrag(skb, IP_DEFRAG_LOCAL_DELIVER)) + if (ip_defrag(net, skb, IP_DEFRAG_LOCAL_DELIVER)) return 0; } return NF_HOOK(NFPROTO_IPV4, NF_INET_LOCAL_IN, - dev_net(skb->dev), NULL, skb, skb->dev, NULL, + net, NULL, skb, skb->dev, NULL, ip_local_deliver_finish); } |