linux-kernel - [PATCH] mpc85xx_edac.c: use resource

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Message-ID: <BD79186B4FD85F4B8E60E381CAEE190901FB1038@mi8nycmail19.Mi8.com>
Date:	Fri, 11 Dec 2009 11:52:36 -0500
From:	"H Hartley Sweeten" <hartleys@...ionengravers.com>
To:	"kernel list" <linux-kernel@...r.kernel.org>
Cc:	<dougthompson@...ssion.com>, <djiang@...sta.com>
Subject: [PATCH] mpc85xx_edac.c: use resource_size()

Use resource_size().

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Doug Thompson <dougthompson@...ssion.com>
Cc: Dave Jiang <djiang@...sta.com>

---

diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index cf27402..adecf37 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -239,16 +239,15 @@ static int __devinit mpc85xx_pci_err_probe(struct of_device *op,
 	/* we only need the error registers */
 	r.start += 0xe00;
 
-	if (!devm_request_mem_region(&op->dev, r.start,
-					r.end - r.start + 1, pdata->name)) {
+	if (!devm_request_mem_region(&op->dev, r.start, resource_size(&r),
+					pdata->name)) {
 		printk(KERN_ERR "%s: Error while requesting mem region\n",
 		       __func__);
 		res = -EBUSY;
 		goto err;
 	}
 
-	pdata->pci_vbase = devm_ioremap(&op->dev, r.start,
-					r.end - r.start + 1);
+	pdata->pci_vbase = devm_ioremap(&op->dev, r.start, resource_size(&r));
 	if (!pdata->pci_vbase) {
 		printk(KERN_ERR "%s: Unable to setup PCI err regs\n", __func__);
 		res = -ENOMEM; 
--
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