nbd: add error handling support for add_disk()
authorLuis Chamberlain <mcgrof@kernel.org>
Mon, 27 Sep 2021 21:59:58 +0000 (14:59 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 Apr 2022 18:58:59 +0000 (20:58 +0200)
commit3e526e9ae0e4d35765a4a5344695ded0c60c6223
tree3e8566f55be0159c2986385df85b91b8d02e9c0e
parentf8008f42d46377096178c43de6aeec81cd6f3eeb
nbd: add error handling support for add_disk()

[ Upstream commit e1654f413fe08ffbc3292d8d2b8958b2cc5cb5e8 ]

We never checked for errors on add_disk() as this function
returned void. Now that this is fixed, use the shiny new
error handling.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/block/nbd.c