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>
---
 drivers/mci/s3c.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'drivers/mci/s3c.c')

diff --git a/drivers/mci/s3c.c b/drivers/mci/s3c.c
index 773c84ad09..3afd61e491 100644
--- a/drivers/mci/s3c.c
+++ b/drivers/mci/s3c.c
@@ -36,6 +36,7 @@
 #include <errno.h>
 #include <clock.h>
 #include <io.h>
+#include <linux/err.h>
 #include <mach/s3c-mci.h>
 #include <mach/s3c-generic.h>
 #include <mach/s3c-iomap.h>
@@ -741,6 +742,9 @@ static int s3c_mci_probe(struct device_d *hw_dev)
 
 	hw_dev->priv = s3c_host;
 	s3c_host->base = dev_request_mem_region(hw_dev, 0);
+	if (IS_ERR(s3c_host->base))
+		return PTR_ERR(s3c_host->base);
+
 	s3c_host->host.hw_dev = hw_dev;
 
 	/* feed forward the platform specific values */
-- 
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