On Fri, Dec 15, 2023 at 09:38:12AM +0900, Chanwoo Lee wrote:
> From: ChanWoo Lee <cw9316.lee@xxxxxxxxxxx>
>
> In commit 031312dbc695 ("scsi: ufs: ufs-qcom: Remove unnecessary goto statements")
> the error handling was accidentally changed, resulting in the error of
> ufs_qcom_clk_scale_*() calls not being returned.
>
> This is the case I checked.
> * ufs_qcom_clk_scale_notify -> 'ufs_qcom_clk_scale_up_/down_pre_change' error -> return 0;
>
> Let's make sure those errors are properly returned.
>
> Fixes: 031312dbc695 ("scsi: ufs: ufs-qcom: Remove unnecessary goto statements")
Thanks for the changes. Looks good to me now:
Reviewed-by: Andrew Halaney <ahalaney@xxxxxxxxxx>
> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> Signed-off-by: ChanWoo Lee <cw9316.lee@xxxxxxxxxxx>
> ---
> * v2->v3: Change title and description
> v2 :
> https://patchwork.kernel.org/project/linux-scsi/patch/20231214021401.26474-1-cw9316.lee@xxxxxxxxxxx/
>
> * v1->v2: Remove things already in progress
> v1 :
> https://patchwork.kernel.org/project/linux-scsi/patch/20231213022500.9011-1-cw9316.lee@xxxxxxxxxxx/
> ---
> ---
> drivers/ufs/host/ufs-qcom.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> index 96cb8b5b4e66..17e24270477d 100644
> --- a/drivers/ufs/host/ufs-qcom.c
> +++ b/drivers/ufs/host/ufs-qcom.c
> @@ -1516,9 +1516,11 @@ static int ufs_qcom_clk_scale_notify(struct ufs_hba *hba,
> err = ufs_qcom_clk_scale_up_pre_change(hba);
> else
> err = ufs_qcom_clk_scale_down_pre_change(hba);
> - if (err)
> - ufshcd_uic_hibern8_exit(hba);
>
> + if (err) {
> + ufshcd_uic_hibern8_exit(hba);
> + return err;
> + }
> } else {
> if (scale_up)
> err = ufs_qcom_clk_scale_up_post_change(hba);
> --
> 2.29.0
>
