spi_s3c24xx: use resource_size() to get resource size

Change the use of (res->end - res->start) to use resource_size() to
get the size of the resource.

Signed-off-by; Ben Dooks <ben@simtec.co.uk>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ben Dooks 2009-09-22 16:46:13 -07:00 committed by Linus Torvalds
parent 1a0c220f79
commit b5e3afb5e3

View file

@ -299,7 +299,7 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
goto err_no_iores;
}
hw->ioarea = request_mem_region(res->start, (res->end - res->start)+1,
hw->ioarea = request_mem_region(res->start, resource_size(res),
pdev->name);
if (hw->ioarea == NULL) {
@ -308,7 +308,7 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
goto err_no_iores;
}
hw->regs = ioremap(res->start, (res->end - res->start)+1);
hw->regs = ioremap(res->start, resource_size(res));
if (hw->regs == NULL) {
dev_err(&pdev->dev, "Cannot map IO\n");
err = -ENXIO;