From fed396a585d8e1870b326f2e8e1888a72957abb8 Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Tue, 15 Jun 2010 21:43:07 -0700 Subject: [PATCH] bridge: Fix OOM crash in deliver_clone The bridge multicast patches introduced an OOM crash in the forward path, when deliver_clone fails to clone the skb. Reported-by: Mark Wagner Signed-off-by: Herbert Xu Signed-off-by: David S. Miller --- net/bridge/br_forward.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index a98ef1393097..a4e72a89e4ff 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -140,10 +140,10 @@ static int deliver_clone(const struct net_bridge_port *prev, void (*__packet_hook)(const struct net_bridge_port *p, struct sk_buff *skb)) { + struct net_device *dev = BR_INPUT_SKB_CB(skb)->brdev; + skb = skb_clone(skb, GFP_ATOMIC); if (!skb) { - struct net_device *dev = BR_INPUT_SKB_CB(skb)->brdev; - dev->stats.tx_dropped++; return -ENOMEM; } -- 2.20.1