block: Remove redundant 'return' statement
Remove redundant 'return' statement for 'void' functions.
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index b82649c..951ad4b 100644
--- a/block/blk-iocost.c
+++ b/block/blk-iocost.c
@@ -3405,7 +3405,7 @@ static int __init ioc_init(void)
static void __exit ioc_exit(void)
{
- return blkcg_policy_unregister(&blkcg_policy_iocost);
+ blkcg_policy_unregister(&blkcg_policy_iocost);
}
module_init(ioc_init);