dm zoned: remove leftover hunk for switching to sequential zones

Remove a leftover hunk to switch from random zones to sequential
zones when selecting a reclaim zone; the logic has moved into the
caller and this hunk is now pointless.

Fixes: 34f5affd ("dm zoned: separate random and cache zones")
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>

drivers/md/dm-zoned-metadata.c

@@ -2111,14 +2111,6 @@ struct dm_zone *dmz_alloc_zone(struct dmz_metadata *zmd, unsigned long flags)
 		 */
 		if (!(flags & DMZ_ALLOC_RECLAIM))
 			return NULL;
-		/*
-		 * Use sequential write zones if we started off with random
-		 * zones and the list is empty
-		 */
-		if (list == &zmd->unmap_rnd_list) {
-			list = &zmd->unmap_seq_list;
-			goto again;
-		}
 		/*
 		 * Fallback to the reserved sequential zones
 		 */