From 6c67050ab108bcce2576fa1d7a0557eb0376520a Mon Sep 17 00:00:00 2001
From: Sachin Kamat <sachin.kamat@linaro.org>
Date: Mon, 18 Mar 2013 15:11:11 +0530
Subject: mtd: denali_dt: Fix incorrect error check

The return value of devm_ioremap_nocache should be checked here instead
of res.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/drivers/mtd/nand/denali_dt.c b/drivers/mtd/nand/denali_dt.c
index 546f8cb..02988b0 100644
--- a/drivers/mtd/nand/denali_dt.c
+++ b/drivers/mtd/nand/denali_dt.c
@@ -42,7 +42,7 @@ static void __iomem *request_and_map(struct device *dev,
 	}
 
 	ptr = devm_ioremap_nocache(dev, res->start, resource_size(res));
-	if (!res)
+	if (!ptr)
 		dev_err(dev, "ioremap_nocache of %s failed!", res->name);
 
 	return ptr;
-- 
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