[PATCH 2/6] block: remove the NULL bdev check in bdev_read_only

[Chaitanya Kulkarni]

On 1/9/21 02:48, Christoph Hellwig wrote:
> Only a single caller can end up in bdev_read_only, so move the check
> there.
>
> Signed-off-by: Christoph Hellwig <hch at lst.de>
> Reviewed-by: Ming Lei <ming.lei at redhat.com>
> Reviewed-by: Martin K. Petersen <martin.petersen at oracle.com>
Looks good.

Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni at wdc.com>