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net: Fix bridgeing sysfs handling of rtnl_lock
authorEric W. Biederman <ebiederm@xmission.com>
Wed, 13 May 2009 17:00:41 +0000 (17:00 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 19 May 2009 05:15:59 +0000 (22:15 -0700)
commitaf38f2989572704a846a5577b5ab3b1e2885cbfb
treed706c0e977992c360f484399886abd0e0c33de58tree | snapshot (tar.gz zip)
parent9b8adb5ea005fe73acd5dd58f9bd47eafa74c9d1commit | diff
net: Fix bridgeing sysfs handling of rtnl_lock

Holding rtnl_lock when we are unregistering the sysfs files can
deadlock if we unconditionally take rtnl_lock in a sysfs file.  So fix
it with the now familiar patter of: rtnl_trylock and syscall_restart()

Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/bridge/br_sysfs_br.c diff | blob | blame | history
net/bridge/br_sysfs_if.c diff | blob | blame | history