From: Sachin Kamat <sachin.kamat@linaro.org>
Date: Mon, 18 Mar 2013 09:41:11 +0000 (+0530)
Subject: mtd: denali_dt: Fix incorrect error check
X-Git-Tag: v3.10-rc1~36^2~5
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=6c67050ab108bcce2576fa1d7a0557eb0376520a;p=linux.git

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 546f8cb5688d..02988b00031a 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;