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/arm/mach-imx/esdctl.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'arch/arm/mach-imx/esdctl.c')

diff --git a/arch/arm/mach-imx/esdctl.c b/arch/arm/mach-imx/esdctl.c
index 811592f7da..f0d2b5b166 100644
--- a/arch/arm/mach-imx/esdctl.c
+++ b/arch/arm/mach-imx/esdctl.c
@@ -22,6 +22,7 @@
 #include <sizes.h>
 #include <init.h>
 #include <of.h>
+#include <linux/err.h>
 #include <asm/barebox-arm.h>
 #include <asm/memory.h>
 #include <mach/esdctl.h>
@@ -297,8 +298,8 @@ static int imx_esdctl_probe(struct device_d *dev)
 		return ret;
 
 	base = dev_request_mem_region(dev, 0);
-	if (!base)
-		return -ENOMEM;
+	if (IS_ERR(base))
+		return PTR_ERR(base);
 
 	if (imx_esdctl_disabled)
 		return 0;
-- 
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