[RFC 1/5] bcache: remove no longer needed add_disk() check

[Luis Chamberlain]

After the patch "block: add flag for add_disk() completion
notation" we no longer need to check the disk was added prior
to calling del_gendisk(), del_gendisk() now deals with the
check for us.

Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx>
---
 drivers/md/bcache/super.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 185246a0d855..70ee7a22b2a3 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -885,11 +885,7 @@ static void bcache_device_free(struct bcache_device *d)
 		bcache_device_detach(d);
 
 	if (disk) {
-		bool disk_added = (disk->flags & GENHD_FL_UP) != 0;
-
-		if (disk_added)
-			del_gendisk(disk);
-
+		del_gendisk(disk);
 		blk_cleanup_disk(disk);
 		ida_simple_remove(&bcache_device_idx,
 				  first_minor_to_idx(disk->first_minor));
-- 
2.27.0