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From: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
To: netfilter-devel@lists.netfilter.org
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 2.6.20 02/10] nfnetlink_log: stop reference leak
Date: Mon, 12 Feb 2007 01:38:18 +0100	[thread overview]
Message-ID: <20070212003818.GC8262@rere.qmqm.pl> (raw)

Stop reference leaking in nfulnl_log_packet(). If we start a timer we
are already taking another reference.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>

--- linux-2.6.20/net/netfilter/nfnetlink_log.c.0	2007-02-11 20:20:27.000000000 +0100
+++ linux-2.6.20/net/netfilter/nfnetlink_log.c	2007-02-11 20:51:57.000000000 +0100
@@ -705,15 +705,16 @@ nfulnl_log_packet(unsigned int pf,
 		inst->timer.expires = jiffies + (inst->flushtimeout*HZ/100);
 		add_timer(&inst->timer);
 	}
-	spin_unlock_bh(&inst->lock);
 
+unlock_and_release:
+	spin_unlock_bh(&inst->lock);
+	instance_put(inst);
 	return;
 
 alloc_failure:
-	spin_unlock_bh(&inst->lock);
-	instance_put(inst);
 	UDEBUG("error allocating skb\n");
 	/* FIXME: statistics */
+	goto unlock_and_release;
 }
 
 static int

                 reply	other threads:[~2007-02-12  9:09 UTC|newest]

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