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ublk: pass NULL to blk_mq_alloc_disk() as queuedata 

queuedata is not referenced in ublk_drv and we can use driver_data
instead. Pass NULL to blk_mq_alloc_disk() as queuedata while allocating
ublk's gendisk.

Signed-off-by: Ziyang Zhang <ZiyangZhang@linux.alibaba.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20230207070839.370817-4-ZiyangZhang@linux.alibaba.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ziyang Zhang 2023-02-07 15:08:39 +08:00 committed by Jens Axboe
parent b352389e7b
commit 1972d038a5
1 changed files with 1 additions and 1 deletions
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2
drivers/block/ublk_drv.c
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@ -1578,7 +1578,7 @@ static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd)
goto out_unlock;
}
disk = blk_mq_alloc_disk(&ub->tag_set, ub);
disk = blk_mq_alloc_disk(&ub->tag_set, NULL);
if (IS_ERR(disk)) {
ret = PTR_ERR(disk);
goto out_unlock;