Re: [PATCH v3 1/8] scsi: ufs: Fix ufshcd_probe_hba() reture value in case ufshcd_scsi_add_wlus() fails

Alim Akhtar
2020-01-19T01:30:50Z

Hi Bean

On Sun, Jan 19, 2020 at 5:44 AM Bean Huo <huobean@gmail.com> wrote:
>
> From: Bean Huo <beanhuo@micron.com>
>
> A non-zero error value likely being returned by ufshcd_scsi_add_wlus()
> in case of failure of adding the WLs, but ufshcd_probe_hba() doesn't
> use this value, and doesn't report this failure to upper caller.
> This patch is to fix this issue.
>
> Fixes: 2a8fa600445c ("ufs: manually add well known logical units")
> Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
> Signed-off-by: Bean Huo <beanhuo@micron.com>
> ---
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>

> drivers/scsi/ufs/ufshcd.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index bea036ab189a..9a9085a7bcc5 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -7032,7 +7032,8 @@ static int ufshcd_probe_hba(struct ufs_hba *hba)
> ufshcd_init_icc_levels(hba);
>
> /* Add required well known logical units to scsi mid layer */
> - if (ufshcd_scsi_add_wlus(hba))
> + ret = ufshcd_scsi_add_wlus(hba);
> + if (ret)
> goto out;
>
> /* Initialize devfreq after UFS device is detected */
> --
> 2.17.1
>

--
Regards,
Alim