RE: [PATCH] scsi: fnic: unlock on error path in fnic_queuecommand()

[Karan Tilak Kumar (kartilak)]

On Wednesday, January 10, 2024 10:42 AM, Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
>
> Call spin_unlock_irqrestore(&fnic->wq_copy_lock[hwq], flags) before
> returning.
>
> Fixes: c81df08cd294 ("scsi: fnic: Add support for multiqueue (MQ) in fnic driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
> drivers/scsi/fnic/fnic_scsi.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
> index 4d6db4509e75..8d7fc5284293 100644
> --- a/drivers/scsi/fnic/fnic_scsi.c
> +++ b/drivers/scsi/fnic/fnic_scsi.c
> @@ -546,6 +546,7 @@ int fnic_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *sc)
> if (fnic->sw_copy_wq[hwq].io_req_table[blk_mq_unique_tag_to_tag(mqtag)] != NULL) {
> WARN(1, "fnic<%d>: %s: hwq: %d tag 0x%x already exists\n",
> fnic->fnic_num, __func__, hwq, blk_mq_unique_tag_to_tag(mqtag));
> +             spin_unlock_irqrestore(&fnic->wq_copy_lock[hwq], flags);
> return SCSI_MLQUEUE_HOST_BUSY;
> }
>
> --
> 2.42.0
>
>

Thanks for your change, Dan.
Looks good to me.

Reviewed-by: Karan Tilak Kumar <kartilak@xxxxxxxxx>

Regards,
Karan