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Commit 8440853b authored by YOSHIFUJI Hideaki / 吉藤英明's avatar YOSHIFUJI Hideaki / 吉藤英明 Committed by David S. Miller
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bridge br_multicast: Fix skb leakage in error path. 



Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0ba8c9ec

net/bridge/br_multicast.c

+3 −2
Original line number Diff line number Diff line
@@ -991,7 +991,7 @@ static int br_multicast_ipv4_rcv(struct net_bridge *br, 


		err = pskb_trim_rcsum(skb2, len);

		if (err)

			return err;

			goto err_out;

	}



	len -= ip_hdrlen(skb2);
@@ -1013,7 +1013,7 @@ static int br_multicast_ipv4_rcv(struct net_bridge *br, 
	case CHECKSUM_NONE:

		skb2->csum = 0;

		if (skb_checksum_complete(skb2))

			return -EINVAL;

			goto out;

	}



	err = 0;
@@ -1040,6 +1040,7 @@ static int br_multicast_ipv4_rcv(struct net_bridge *br, 


out:

	__skb_push(skb2, offset);

err_out:

	if (skb2 != skb)

		kfree_skb(skb2);

	return err;