linux-kernel - [PATCH] soc: qcom: pdr: Fix error return code in pdr_register

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Message-ID: <20201125065034.154217-1-miaoqinglang@huawei.com>
Date:   Wed, 25 Nov 2020 14:50:34 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        "Qinglang Miao" <miaoqinglang@...wei.com>
Subject: [PATCH] soc: qcom: pdr: Fix error return code in pdr_register_listener

Fix to return the error code -EREMOTEIO from pdr_register_listener
rather than 0.

Fixes: fbe639b44a82 ("soc: qcom: Introduce Protection Domain Restart helpers")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
---
 drivers/soc/qcom/pdr_interface.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/qcom/pdr_interface.c b/drivers/soc/qcom/pdr_interface.c
index 088dc99f7..3da12ec2a 100644
--- a/drivers/soc/qcom/pdr_interface.c
+++ b/drivers/soc/qcom/pdr_interface.c
@@ -153,6 +153,7 @@ static int pdr_register_listener(struct pdr_handle *pdr,
 	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
 		pr_err("PDR: %s register listener failed: 0x%x\n",
 		       pds->service_path, resp.resp.error);
+		ret = -EREMOTEIO;
 		return ret;
 	}
 
-- 
2.23.0