linux-kernel - [PATCH] davinci_nand.c: use resource

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Message-ID: <BD79186B4FD85F4B8E60E381CAEE19090200EA46@mi8nycmail19.Mi8.com>
Date:	Mon, 14 Dec 2009 16:13:13 -0500
From:	"H Hartley Sweeten" <hartleys@...ionengravers.com>
To:	"kernel list" <linux-kernel@...r.kernel.org>,
	<linux-mtd@...ts.infradead.org>
Cc:	"David Woodhouse" <dwmw2@...radead.org>
Subject: [PATCH] davinci_nand.c: use resource_size()

The ioremap'ed sizes are off by 1, use resource_size() for correct value.

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: David Woodhouse <dwmw2@...radead.org>

---

diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index f13f5b9..b6905f8 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -566,8 +566,8 @@ static int __init nand_davinci_probe(struct platform_device *pdev)
 		goto err_nomem;
 	}
 
-	vaddr = ioremap(res1->start, res1->end - res1->start);
-	base = ioremap(res2->start, res2->end - res2->start);
+	vaddr = ioremap(res1->start, resource_size(res1));
+	base = ioremap(res2->start, resource_size(res2));
 	if (!vaddr || !base) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		ret = -EINVAL; 
--
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