Re: [patch] nbd: blk_mq_init_queue returns an error code on failure, not NULL

From: Jens Axboe
Date: Mon Jan 09 2017 - 15:41:48 EST


On 01/09/2017 01:27 PM, Omar Sandoval wrote:
> On Mon, Jan 09, 2017 at 03:20:31PM -0500, Jeff Moyer wrote:
>> Additionally, don't assign directly to disk->queue, otherwise
>> blk_put_queue (called via put_disk) will choke (panic) on the errno
>> stored there.
>>
>> Bug found by code inspection after Omar found a similar issue in
>> virtio_blk. Compile-tested only.
>>
>> Signed-off-by: Jeff Moyer <jmoyer@xxxxxxxxxx>
>
> Reviewed-by: Omar Sandoval <osandov@xxxxxx>
>
> Compile-reviewed only :) Josef can probably test it if he cares enough,
> but it looks right.

Looks good to me, too. Josef, you want me to queue this up directly?

--
Jens Axboe