linux-kernel - [PATCH -next v2] ARM: hisi: fix error return code in hip04_smp

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Message-Id: <20170205163255.28589-1-weiyj.lk@gmail.com>
Date:   Sun,  5 Feb 2017 16:32:55 +0000
From:   Wei Yongjun <weiyj.lk@...il.com>
To:     Wei Xu <xuwei5@...ilicon.com>, Russell King <linux@...linux.org.uk>
Cc:     Wei Yongjun <weiyongjun1@...wei.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH -next v2] ARM: hisi: fix error return code in hip04_smp_init()

From: Wei Yongjun <weiyongjun1@...wei.com>

Fix to return error code -ENODEV from the of_find_compatible_node()
error handling case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
---
v1 -> v2: fix file module
---
 arch/arm/mach-hisi/platmcpm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/mach-hisi/platmcpm.c b/arch/arm/mach-hisi/platmcpm.c
index a6c1176..f0fff21 100644
--- a/arch/arm/mach-hisi/platmcpm.c
+++ b/arch/arm/mach-hisi/platmcpm.c
@@ -279,6 +279,8 @@ static int __init hip04_smp_init(void)
 					 &hip04_boot_method[0], 4);
 	if (ret)
 		goto err;
+
+	ret = -ENODEV;
 	np_sctl = of_find_compatible_node(NULL, NULL, "hisilicon,sysctrl");
 	if (!np_sctl)
 		goto err;