From: Philipp Zabel <philipp.zabel@gmail.com>
Date: Wed, 4 Feb 2009 20:27:48 +0000 (+0100)
Subject: mfd: fix htc-egpio iomem resource handling using resource_size
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9427c34bc72f05b519e8466f27c38a3327bae157;p=linux-beck.git

mfd: fix htc-egpio iomem resource handling using resource_size

Fixes an off-by-one error in the iomem resource mapping.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
---

diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c
index 194df7b8256c..aa266e1f69b2 100644
--- a/drivers/mfd/htc-egpio.c
+++ b/drivers/mfd/htc-egpio.c
@@ -286,7 +286,7 @@ static int __init egpio_probe(struct platform_device *pdev)
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res)
 		goto fail;
-	ei->base_addr = ioremap_nocache(res->start, res->end - res->start);
+	ei->base_addr = ioremap_nocache(res->start, resource_size(res));
 	if (!ei->base_addr)
 		goto fail;
 	pr_debug("EGPIO phys=%08x virt=%p\n", (u32)res->start, ei->base_addr);