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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>
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@ -1578,7 +1578,7 @@ static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd)
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goto out_unlock;
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goto out_unlock;
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}
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}
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disk = blk_mq_alloc_disk(&ub->tag_set, ub);
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disk = blk_mq_alloc_disk(&ub->tag_set, NULL);
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if (IS_ERR(disk)) {
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if (IS_ERR(disk)) {
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ret = PTR_ERR(disk);
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ret = PTR_ERR(disk);
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goto out_unlock;
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goto out_unlock;
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