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Date: Mon, 12 Feb 2007 21:22:24 +0100
From: Michał Mirosław <mirq-linux@...e.qmqm.pl>
To: netfilter-devel@...ts.netfilter.org
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH 2.6.20 12/14] nfnetlink_log: possible NULL pointer dereference in nfulnl_recv_config()
Eliminate possible NULL pointer dereference in nfulnl_recv_config().
Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
--- linux-2.6.20/net/netfilter/nfnetlink_log.c.10 2007-02-12 17:05:14.000000000 +0100
+++ linux-2.6.20/net/netfilter/nfnetlink_log.c 2007-02-12 17:35:50.000000000 +0100
@@ -853,6 +853,9 @@ nfulnl_recv_config(struct sock *ctnl, st
ret = -EINVAL;
break;
}
+
+ if (!inst)
+ goto out_null;
} else {
if (!inst) {
UDEBUG("no config command, and no instance for "
-
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