From ed6e965824303255cacc1c1a195d3684caa26bce Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Thu, 31 Jul 2014 10:38:08 +0200
Subject: resource: Let dev_request_mem_region return an error pointer

For all users fix or add the error check.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/mips/mach-ar231x/ar231x_reset.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'arch/mips')

diff --git a/arch/mips/mach-ar231x/ar231x_reset.c b/arch/mips/mach-ar231x/ar231x_reset.c
index 5ececb5c01..0788add164 100644
--- a/arch/mips/mach-ar231x/ar231x_reset.c
+++ b/arch/mips/mach-ar231x/ar231x_reset.c
@@ -10,6 +10,7 @@
 #include <common.h>
 #include <init.h>
 #include <io.h>
+#include <linux/err.h>
 
 #include <mach/ar2312_regs.h>
 #include <mach/ar231x_platform.h>
@@ -53,9 +54,9 @@ EXPORT_SYMBOL(ar231x_reset_bit);
 static int ar231x_reset_probe(struct device_d *dev)
 {
 	reset_base = dev_request_mem_region(dev, 0);
-	if (!reset_base) {
+	if (IS_ERR(reset_base)) {
 		dev_err(dev, "could not get memory region\n");
-		return -ENODEV;
+		return PTR_ERR(reset_base);
 	}
 
 	return 0;
-- 
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