Re: [PATCH] ufs: host: ufs-qcom: Return directly if MCQ resource is provided in DT

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On Wed, Mar 01, 2023 at 10:07:41AM -0800, Bart Van Assche wrote:
> On 2/28/23 23:31, Manivannan Sadhasivam wrote:
> > Instead of using a goto label to return, let's return directly in the
> > "if" condition after setting mcq_base.
> > 
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> > ---
> >   drivers/ufs/host/ufs-qcom.c | 9 ++++-----
> >   1 file changed, 4 insertions(+), 5 deletions(-)
> > 
> > diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> > index 34fc453f3eb1..d90f963eed02 100644
> > --- a/drivers/ufs/host/ufs-qcom.c
> > +++ b/drivers/ufs/host/ufs-qcom.c
> > @@ -1460,8 +1460,10 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
> >   	/* MCQ resource provided in DT */
> >   	res = &hba->res[RES_MCQ];
> >   	/* Bail if MCQ resource is provided */
> > -	if (res->base)
> > -		goto out;
> > +	if (res->base) {
> > +		hba->mcq_base = res->base;
> > +		return 0;
> > +	}
> >   	/* Explicitly allocate MCQ resource from ufs_mem */
> >   	res_mcq = devm_kzalloc(hba->dev, sizeof(*res_mcq), GFP_KERNEL);
> > @@ -1489,9 +1491,6 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
> >   		goto ioremap_err;
> >   	}
> > -out:
> > -	hba->mcq_base = res->base;
> > -	return 0;
> >   ioremap_err:
> >   	res->base = NULL;
> >   	remove_resource(res_mcq);
> 
> This patch changes the behavior for the success case without mentioning this
> in the patch description. So I assume that the behavior change is
> unintentional and hence that this patch should be dropped?
> 

Sorry, my bad here :( Please ignore this patch.

Thanks,
Mani

> Bart.

-- 
மணிவண்ணன் சதாசிவம்



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