From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> Date: Wed, 19 Nov 2014 21:25:39 +0100 The kobject_put() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> --- drivers/md/bcache/super.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index d4713d0..1443c55 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -2076,8 +2076,7 @@ static void bcache_exit(void) { bch_debug_exit(); bch_request_exit(); - if (bcache_kobj) - kobject_put(bcache_kobj); + kobject_put(bcache_kobj); if (bcache_wq) destroy_workqueue(bcache_wq); if (bcache_major) -- 2.1.3 -- To unsubscribe from this list: send the line "unsubscribe linux-bcache" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html