close the race in nlmsvc_free_block()
authorAl Viro <viro@zeniv.linux.org.uk>
Wed, 29 Aug 2012 13:00:01 +0000 (09:00 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Sun, 23 Sep 2012 00:48:20 +0000 (20:48 -0400)
commitc5aa1e554a20fb3542c62688ae46049c9225a965
tree8dd6c11b16f9615bced5b43f3918f3e992466b80
parent156cacb1d0d36b0d0582d9e798e58e0044f516b3
close the race in nlmsvc_free_block()

we need to grab mutex before the reference counter reaches 0

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/lockd/svclock.c