linux-kernel - [PATCH] mfd: Fix sm501 requested region size

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Message-ID: <20100309080952.GA16041@sortiz.org>
Date:	Tue, 9 Mar 2010 09:09:54 +0100
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Paul Mundt <lethal@...ux-sh.org>,
	H Hartley Sweeten <hartleys@...ionengravers.com>
Subject: [PATCH] mfd: Fix sm501 requested region size


We should only request for the MFD used region, not the whole thing.

Signed-off-by: Samuel Ortiz <sameo@...ux.intel.com>
---
 drivers/mfd/sm501.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index dc9ea95..497712f 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1430,7 +1430,7 @@ static int __devinit sm501_plat_probe(struct platform_device *dev)
 	}
 
 	sm->regs_claim = request_mem_region(sm->io_res->start,
-					    resource_size(sm->io_res), "sm501");
+					    0x100, "sm501");
 
 	if (sm->regs_claim == NULL) {
 		dev_err(&dev->dev, "cannot claim registers\n");
@@ -1644,7 +1644,7 @@ static int __devinit sm501_pci_probe(struct pci_dev *dev,
 	sm->mem_res = &dev->resource[0];
 
 	sm->regs_claim = request_mem_region(sm->io_res->start,
-					    resource_size(sm->io_res), "sm501");
+					    0x100, "sm501");
 	if (sm->regs_claim == NULL) {
 		dev_err(&dev->dev, "cannot claim registers\n");
 		err= -EBUSY;
-- 
1.6.3.3

-- 
Intel Open Source Technology Centre
http://oss.intel.com/
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