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edac: mpc85xx use resource_size instead of raw math

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Use resource_size() instead of arithmetic.

Signed-off-by: H Hartley Sweeten <[email protected]>
Signed-off-by: Doug Thompson <[email protected]>
Acked-by: Dave Jiang <[email protected]>
Cc: Peter Tyser <[email protected]>
Cc: Kumar Gala <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
H Hartley Sweeten 2010-03-10 15:23:13 -08:00 • committed by Linus Torvalds
commit 66ed3f7516
1 changed files with 3 additions and 4 deletions
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7
drivers/edac/mpc85xx_edac.c
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@ -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;