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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Tiezhu Yang <yangtiezhu@loongson.cn>,
        Paul Burton <paulburton@kernel.org>,
        Ralf Baechle <ralf@linux-mips.org>,
        James Hogan <jhogan@kernel.org>,
        Huacai Chen <chenhc@lemote.com>,
        Jiaxun Yang <jiaxun.yang@flygoat.com>,
        linux-mips@vger.kernel.org, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 622/639] MIPS: Loongson: Fix return value of loongson_hwmon_init
Date:   Fri, 24 Jan 2020 10:33:12 +0100
Message-Id: <20200124093207.538374289@linuxfoundation.org>
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From: Tiezhu Yang <yangtiezhu@loongson.cn>

[ Upstream commit dece3c2a320b0a6d891da6ff774ab763969b6860 ]

When call function hwmon_device_register failed, use the actual
return value instead of always -ENOMEM.

Fixes: 64f09aa967e1 ("MIPS: Loongson-3: Add CPU Hwmon platform driver")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/platform/mips/cpu_hwmon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/mips/cpu_hwmon.c b/drivers/platform/mips/cpu_hwmon.c
index f66521c7f8462..98128374d710a 100644
--- a/drivers/platform/mips/cpu_hwmon.c
+++ b/drivers/platform/mips/cpu_hwmon.c
@@ -159,7 +159,7 @@ static int __init loongson_hwmon_init(void)
 
 	cpu_hwmon_dev = hwmon_device_register(NULL);
 	if (IS_ERR(cpu_hwmon_dev)) {
-		ret = -ENOMEM;
+		ret = PTR_ERR(cpu_hwmon_dev);
 		pr_err("hwmon_device_register fail!\n");
 		goto fail_hwmon_device_register;
 	}
-- 
2.20.1