From: Amerigo Wang <amwang@redhat.com>
Date: Sat, 18 Aug 2012 07:02:20 +0000 (+0000)
Subject: netconsole: remove a redundant netconsole_target_put()
X-Git-Tag: v3.0.44~99
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b0b5cee7c407680ffb2805e47d8c896cdae988b0;p=karo-tx-linux.git

netconsole: remove a redundant netconsole_target_put()

commit 72d3eb13b5c0abe7d63efac41f39c5b644c7bbaa upstream.

This netconsole_target_put() is obviously redundant, and it
causes a kernel segfault when removing a bridge device which has
netconsole running on it.

This is caused by:

	commit 8d8fc29d02a33e4bd5f4fa47823c1fd386346093
	Author: Amerigo Wang <amwang@redhat.com>
	Date:   Thu May 19 21:39:10 2011 +0000

	    netpoll: disable netpoll when enslave a device

Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 4840ab7e7f8a..4309296e8650 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -652,7 +652,6 @@ static int netconsole_netdev_event(struct notifier_block *this,
 							  flags);
 					dev_put(nt->np.dev);
 					nt->np.dev = NULL;
-					netconsole_target_put(nt);
 				}
 				nt->enabled = 0;
 				stopped = true;