UPSTREAM: ufs: mcq: qcom: Fix passing zero to PTR_ERR

Fix an error case in ufs_qcom_mcq_config_resource(), where the
return value is set to 0 before passing it to PTR_ERR.

This led to Smatch warning:
drivers/ufs/host/ufs-qcom.c:1455 ufs_qcom_mcq_config_resource() warn:
passing zero to 'PTR_ERR'

Fixes: c263b4ef73 ("scsi: ufs: core: mcq: Configure resource regions")
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
https://lore.kernel.org/r/94ca99b327af634799ce5f25d0112c28cd00970d.1677721072.git.quic_asutoshd@quicinc.com
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>

Bug: 279870970
Change-Id: I680f80a0ba6f72e2d3fde9d7bcf2d1d29d686133
(cherry picked from commit c8be073bd2)
Signed-off-by: Xiaosen He <quic_xiaosenh@quicinc.com>
This commit is contained in:
Asutosh Das
2023-03-01 17:41:06 -08:00
committed by Sandeep Dhavale
parent 2928fad502
commit 2a3df922b5

View File

@@ -1432,8 +1432,8 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
if (IS_ERR(res->base)) {
dev_err(hba->dev, "Failed to map res %s, err=%d\n",
res->name, (int)PTR_ERR(res->base));
res->base = NULL;
ret = PTR_ERR(res->base);
res->base = NULL;
return ret;
}
}