This is a note to let you know that I've just added the patch titled
scsi: ufs: qcom: Fix the return value when platform_get_resource_byname() fails
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
scsi-ufs-qcom-fix-the-return-value-when-platform_get.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 20db2cd05454f8183aa23222a6c8a53ebd96e31d
Author: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Date: Fri Dec 8 12:28:48 2023 +0530
scsi: ufs: qcom: Fix the return value when platform_get_resource_byname() fails
[ Upstream commit 3a747c5cf9b6c36649783b28d2ef8f9c92b16a0f ]
The return value should be -ENODEV indicating that the resource is not
provided in DT, not -ENOMEM. Fix it!
Fixes: c263b4ef737e ("scsi: ufs: core: mcq: Configure resource regions")
Reviewed-by: Andrew Halaney <ahalaney@xxxxxxxxxx>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231208065902.11006-4-manivannan.sadhasivam@xxxxxxxxxx
Tested-by: Andrew Halaney <ahalaney@xxxxxxxxxx> # sa8775p-ride
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index fc0fa1065a30..0cbe14aca877 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -1675,7 +1675,7 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
if (!res->resource) {
dev_info(hba->dev, "Resource %s not provided\n", res->name);
if (i == RES_UFS)
- return -ENOMEM;
+ return -ENODEV;
continue;
} else if (i == RES_UFS) {
res_mem = res->resource;
