]> git.karo-electronics.de Git - karo-tx-linux.git/commitdiff
netconsole: remove a redundant netconsole_target_put()
authorAmerigo Wang <amwang@redhat.com>
Sat, 18 Aug 2012 07:02:20 +0000 (07:02 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 2 Oct 2012 16:47:23 +0000 (09:47 -0700)
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>
drivers/net/netconsole.c

index 4840ab7e7f8a5870074ec1d36398c0fc406ff388..4309296e8650a5db75ee13d5315b592c6246dab4 100644 (file)
@@ -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;