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/pxamci.c | 3 +++
 1 file changed, 3 insertions(+)

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

diff --git a/drivers/mci/pxamci.c b/drivers/mci/pxamci.c
index 5ab88b8beb..6b14aba509 100644
--- a/drivers/mci/pxamci.c
+++ b/drivers/mci/pxamci.c
@@ -17,6 +17,7 @@
 #include <clock.h>
 #include <init.h>
 #include <mci.h>
+#include <linux/err.h>
 
 #include <mach/clock.h>
 #include <mach/mci_pxa2xx.h>
@@ -339,6 +340,8 @@ static int pxamci_probe(struct device_d *dev)
 	clk_enable();
 	host = xzalloc(sizeof(*host));
 	host->base = dev_request_mem_region(dev, 0);
+	if (IS_ERR(host->base))
+		return PTR_ERR(host->base);
 
 	host->mci.init = pxamci_init;
 	host->mci.send_cmd = pxamci_request;
-- 
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