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macvlan: fix leak in macvlan_handle_frame

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Reset pskb in macvlan_handle_frame in case skb_share_check returned a
clone.

Fixes: 8a4eb5734e ("net: introduce rx_handler results and logic around that")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sabrina Dubroca 2015-11-16 22:54:20 +01:00 committed by David S. Miller
parent a534dc5298
commit e639b8d8a7
1 changed files with 2 additions and 0 deletions
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2
drivers/net/macvlan.c
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@ -415,6 +415,7 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb)
skb = ip_check_defrag(dev_net(skb->dev), skb, IP_DEFRAG_MACVLAN);
if (!skb)
return RX_HANDLER_CONSUMED;
*pskb = skb;
eth = eth_hdr(skb);
macvlan_forward_source(skb, port, eth->h_source);
src = macvlan_hash_lookup(port, eth->h_source);
@ -456,6 +457,7 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb)
goto out;
}
*pskb = skb;
skb->dev = dev;
skb->pkt_type = PACKET_HOST;