linux-kernel - [PATCH 5.10 298/717] soc: rockchip: io-domain: Fix error return code in rockchip_iodomain

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Message-Id: <20201228125035.304415094@linuxfoundation.org>
Date:   Mon, 28 Dec 2020 13:44:56 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Hulk Robot <hulkci@...wei.com>,
        Zhang Changzhong <zhangchangzhong@...wei.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 298/717] soc: rockchip: io-domain: Fix error return code in rockchip_iodomain_probe()

From: Zhang Changzhong <zhangchangzhong@...wei.com>

[ Upstream commit c2867b2e710fc85bb39c6f6e5948450c48e8a33e ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: e943c43b32ce ("PM: AVS: rockchip-io: Move the driver to the rockchip specific drivers")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@...wei.com>
Link: https://lore.kernel.org/r/1607070805-33038-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Heiko Stuebner <heiko@...ech.de>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/soc/rockchip/io-domain.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/rockchip/io-domain.c b/drivers/soc/rockchip/io-domain.c
index eece97f97ef8f..b29e829e815e5 100644
--- a/drivers/soc/rockchip/io-domain.c
+++ b/drivers/soc/rockchip/io-domain.c
@@ -547,6 +547,7 @@ static int rockchip_iodomain_probe(struct platform_device *pdev)
 		if (uV < 0) {
 			dev_err(iod->dev, "Can't determine voltage: %s\n",
 				supply_name);
+			ret = uV;
 			goto unreg_notify;
 		}
 
-- 
2.27.0