RE: [EXT] [PATCH] scsi: ufs-bsg: Fix runtime PM imbalance on error

From: Bean Huo (beanhuo)
Date: Fri May 22 2020 - 04:37:02 EST


> 1 file changed, 3 insertions(+), 1 deletion(-)
Hi, Dinghao
>
> diff --git a/drivers/scsi/ufs/ufs_bsg.c b/drivers/scsi/ufs/ufs_bsg.c index
> 53dd87628cbe..516a7f573942 100644
> --- a/drivers/scsi/ufs/ufs_bsg.c
> +++ b/drivers/scsi/ufs/ufs_bsg.c
> @@ -106,8 +106,10 @@ static int ufs_bsg_request(struct bsg_job *job)
> desc_op = bsg_request->upiu_req.qr.opcode;
> ret = ufs_bsg_alloc_desc_buffer(hba, job, &desc_buff,
> &desc_len, desc_op);
> - if (ret)
> + if (ret) {
> + pm_runtime_put_sync(hba->dev);

No need to add pm_runtime_put_sync() here, you can change "goto out" to "break",
Or move original pm_runtime_put_sync() to after goto label.

> goto out;
> + }
>
> /* fall through */
> case UPIU_TRANSACTION_NOP_OUT:
> --
> 2.17.1