Commit 40b3a52f authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
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block: add a sanity check for a live disk in del_gendisk 



Add a sanity check to del_gendisk to do nothing when the disk wasn't
successfully added.  This papers over the complete lack of add_disk
error handling, which is about to get fixed gradually.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Link: https://lore.kernel.org/r/20210818144542.19305-2-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent d152c682

block/genhd.c

+1 −1
Original line number Diff line number Diff line
@@ -579,7 +579,7 @@ void del_gendisk(struct gendisk *disk) 
{

	might_sleep();



	if (WARN_ON_ONCE(!disk->queue))

	if (WARN_ON_ONCE(!disk_live(disk)))

		return;



	blk_integrity_del(disk);