cgroup: make ->pre_destroy() return void
authorTejun Heo <tj@kernel.org>
Mon, 5 Nov 2012 17:16:59 +0000 (09:16 -0800)
committerTejun Heo <tj@kernel.org>
Mon, 5 Nov 2012 17:16:59 +0000 (09:16 -0800)
commitbcf6de1b9129531215d26dd9af8331e84973bc52
tree0666760423e4579a50a7752568036a13e0cfa9d5
parent9d093cb10eb482adfba6ddc71a0969b78823ee8b
cgroup: make ->pre_destroy() return void

All ->pre_destory() implementations return 0 now, which is the only
allowed return value.  Make it return void.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Li Zefan <lizefan@huawei.com>
Cc: Balbir Singh <bsingharora@gmail.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
block/blk-cgroup.c
include/linux/cgroup.h
kernel/cgroup.c
mm/hugetlb_cgroup.c
mm/memcontrol.c