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

From: Bart Van Assche
Date: Wed Mar 01 2023 - 13:07:51 EST


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?

Bart.