From: Felipe Balbi <balbi@ti.com>
Date: Fri, 22 Jul 2011 19:47:21 +0000 (+0300)
Subject: of: address: use resource_size helper
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=28c1b6d60e3ad0aecf48aaefc6995904e2ab1b9e;p=linux-beck.git

of: address: use resource_size helper

that should be the approved way of calculating
the size of resources. No functional changes.

Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
---

diff --git a/drivers/of/address.c b/drivers/of/address.c
index da1f4b9605df..72c33fbe451d 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -610,6 +610,6 @@ void __iomem *of_iomap(struct device_node *np, int index)
 	if (of_address_to_resource(np, index, &res))
 		return NULL;
 
-	return ioremap(res.start, 1 + res.end - res.start);
+	return ioremap(res.start, resource_size(&res));
 }
 EXPORT_SYMBOL(of_iomap);