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From: "Bean Huo (beanhuo)" <beanhuo@micron.com>
To: Dinghao Liu <dinghao.liu@zju.edu.cn>, "kjlu@umn.edu" <kjlu@umn.edu>
Cc: Alim Akhtar <alim.akhtar@samsung.com>,
	Avri Altman <avri.altman@wdc.com>,
	"James E.J. Bottomley" <jejb@linux.ibm.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	Bart Van Assche <bvanassche@acm.org>,
	Can Guo <cang@codeaurora.org>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [EXT] [PATCH] scsi: ufs-bsg: Fix runtime PM imbalance on error
Date: Fri, 22 May 2020 08:36:56 +0000	[thread overview]
Message-ID: <SN6PR08MB56932A6D579AFB4E28AFD001DBB40@SN6PR08MB5693.namprd08.prod.outlook.com> (raw)
In-Reply-To: <20200522045932.31795-1-dinghao.liu@zju.edu.cn>

>  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


  reply	other threads:[~2020-05-22  8:37 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-22  4:59 [PATCH] scsi: ufs-bsg: Fix runtime PM imbalance on error Dinghao Liu
2020-05-22  8:36 ` Bean Huo (beanhuo) [this message]
2020-05-22  8:54   ` RE: [EXT] " dinghao.liu
2020-05-22 14:55     ` Bean Huo (beanhuo)
2020-05-23 10:10       ` dinghao.liu
2020-06-10  2:11 ` Martin K. Petersen
2020-06-10  7:16   ` Avri Altman
2020-06-16  3:46 ` Martin K. Petersen

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