linux-kernel - [PATCH] soc: qcom: rmtfs: Fix error code in probe()

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Message-ID: <76b21a14-70ff-4ca9-927d-587543c6699c@kili.mountain>
Date:   Fri, 21 Apr 2023 13:44:21 +0300
From:   Dan Carpenter <dan.carpenter@...aro.org>
To:     Loic Poulain <loic.poulain@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] soc: qcom: rmtfs: Fix error code in probe()

Return an error code if of_property_count_u32_elems() fails.  Don't
return success.

Fixes: e656cd0bcf3d ("soc: qcom: rmtfs: Optionally map RMTFS to more VMs")
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
 drivers/soc/qcom/rmtfs_mem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/qcom/rmtfs_mem.c b/drivers/soc/qcom/rmtfs_mem.c
index ce48a9f3b4c8..f83811f51175 100644
--- a/drivers/soc/qcom/rmtfs_mem.c
+++ b/drivers/soc/qcom/rmtfs_mem.c
@@ -233,6 +233,7 @@ static int qcom_rmtfs_mem_probe(struct platform_device *pdev)
 		num_vmids = 0;
 	} else if (num_vmids < 0) {
 		dev_err(&pdev->dev, "failed to count qcom,vmid elements: %d\n", num_vmids);
+		ret = num_vmids;
 		goto remove_cdev;
 	} else if (num_vmids > NUM_MAX_VMIDS) {
 		dev_warn(&pdev->dev,
-- 
2.39.2