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authorDavid S. Miller <davem@davemloft.net>2010-09-19 21:45:29 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2010-09-26 17:21:19 -0700
commitc9d740b86fee3c2be9eaf3d7728c15c0e03f4d83 (patch)
treecb67ff20ddd3a21541b7d03e5687b3fc8ccfa8d8 /net
parentaa018b2a1b0bfb81517380aa651cf8271e4c7451 (diff)
bridge: Clear INET control block of SKBs passed into ip_fragment().
[ Upstream commit 4ce6b9e1621c187a32a47a17bf6be93b1dc4a3df ] In a similar vain to commit 17762060c25590bfddd68cc1131f28ec720f405f ("bridge: Clear IPCB before possible entry into IP stack") Any time we call into the IP stack we have to make sure the state there is as expected by the ipv4 code. With help from Eric Dumazet and Herbert Xu. Reported-by: Brandan Das <brandan.das@stratus.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
-rw-r--r--net/bridge/br_netfilter.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 1ad7ededa71f..3072272eca0e 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -800,9 +800,11 @@ static int br_nf_dev_queue_xmit(struct sk_buff *skb)
if (skb->nfct != NULL &&
(skb->protocol == htons(ETH_P_IP) || IS_VLAN_IP(skb)) &&
skb->len > skb->dev->mtu &&
- !skb_is_gso(skb))
+ !skb_is_gso(skb)) {
+ /* BUG: Should really parse the IP options here. */
+ memset(IPCB(skb), 0, sizeof(struct inet_skb_parm));
return ip_fragment(skb, br_dev_queue_push_xmit);
- else
+ } else
return br_dev_queue_push_xmit(skb);
}
#else