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authorH Hartley Sweeten <hsweeten@visionengravers.com>2010-03-10 15:23:13 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 15:52:40 -0800
commit66ed3f7516da31205aed9b47a13348c0d982c4f5 (patch)
treea73fed75b3da64f1f0803667875ffd0986f47612 /drivers/edac/mpc85xx_edac.c
parentdcca7c3d003ce61ed71b412f645cfbe7bd8e882e (diff)
edac: mpc85xx use resource_size instead of raw math
Use resource_size() instead of arithmetic. Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Signed-off-by: Doug Thompson <dougthompson@xmission.com> Acked-by: Dave Jiang <djiang@mvista.com> Cc: Peter Tyser <ptyser@xes-inc.com> Cc: Kumar Gala <galak@gate.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/edac/mpc85xx_edac.c')
-rw-r--r--drivers/edac/mpc85xx_edac.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index 517042fafa78..94cac0aacea3 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;