block: call blk_queue_free_zone_bitmaps from disk_release

The zone bitmaps are only used for non-passthrough I/O, so free them as
soon as the disk is released.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NChaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: NDamien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: NJohannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20220706070350.1703384-3-hch@lst.deSigned-off-by: NJens Axboe <axboe@kernel.dk>

block/blk-sysfs.c

@@ -776,8 +776,6 @@ static void blk_release_queue(struct kobject *kobj)
 	blk_free_queue_stats(q->stats);
 	kfree(q->poll_stat);
 
-	blk_queue_free_zone_bitmaps(q);
-
 	if (queue_is_mq(q))
 		blk_mq_release(q);
 

block/genhd.c

@@ -1165,6 +1165,7 @@ static void disk_release(struct device *dev)
 
 	disk_release_events(disk);
 	kfree(disk->random);
+	blk_queue_free_zone_bitmaps(disk->queue);
 	xa_destroy(&disk->part_tbl);
 
 	disk->queue->disk = NULL;