[PATCH] netfilter: nf_conntrack_bridge: Fix not free when error

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It should be added kfree_skb_list() when err is not equal to zero
in nf_br_ip_fragment().

Fixes: 3c171f496ef5 ("netfilter: bridge: add connection tracking system")
Signed-off-by: Yajun Deng <yajun.deng@xxxxxxxxx>
---
 net/bridge/netfilter/nf_conntrack_bridge.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/net/bridge/netfilter/nf_conntrack_bridge.c b/net/bridge/netfilter/nf_conntrack_bridge.c
index 8d033a75a766..059f53903eda 100644
--- a/net/bridge/netfilter/nf_conntrack_bridge.c
+++ b/net/bridge/netfilter/nf_conntrack_bridge.c
@@ -83,12 +83,16 @@ static int nf_br_ip_fragment(struct net *net, struct sock *sk,
 
 			skb->tstamp = tstamp;
 			err = output(net, sk, data, skb);
-			if (err || !iter.frag)
-				break;
-
+			if (err) {
+				kfree_skb_list(iter.frag);
+				return err;
+			}
+
+			if (!iter.frag)
+				return 0;
+
 			skb = ip_fraglist_next(&iter);
 		}
-		return err;
 	}
 slow_path:
 	/* This is a linearized skbuff, the original geometry is lost for us.
-- 
2.32.0




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