rbd: delete an unnecessary check before rbd_dev_destroy()

The rbd_dev_destroy() 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@users.sourceforge.net>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 81ea69fee7ca183313b8e8322833062262279187..4a876785b68cd5c550dbbb1d2b63071446454081 100644 (file)
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -5185,8 +5185,7 @@ static int rbd_dev_probe_parent(struct rbd_device *rbd_dev, int depth)
 
 out_err:
        rbd_dev_unparent(rbd_dev);
-       if (parent)
-               rbd_dev_destroy(parent);
+       rbd_dev_destroy(parent);
        return ret;
 }