From be584bd5a451ebe31ac9957098bb698cefbd40ca Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Fri, 5 Jun 2009 18:31:04 +0200 Subject: [PATCH] mfd: asic3: use resource_size macro instead of local variable This should make the code a little bit easier to read. Signed-off-by: Philipp Zabel Signed-off-by: Samuel Ortiz --- drivers/mfd/asic3.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index ebe889392b6d..d5dd0dfae872 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -623,7 +623,6 @@ static int __init asic3_probe(struct platform_device *pdev) struct asic3 *asic; struct resource *mem; unsigned long clksel; - int map_size; int ret = 0; asic = kzalloc(sizeof(struct asic3), GFP_KERNEL); @@ -643,8 +642,7 @@ static int __init asic3_probe(struct platform_device *pdev) goto out_free; } - map_size = mem->end - mem->start + 1; - asic->mapping = ioremap(mem->start, map_size); + asic->mapping = ioremap(mem->start, resource_size(mem)); if (!asic->mapping) { ret = -ENOMEM; dev_err(asic->dev, "Couldn't ioremap\n"); @@ -654,7 +652,7 @@ static int __init asic3_probe(struct platform_device *pdev) asic->irq_base = pdata->irq_base; /* calculate bus shift from mem resource */ - asic->bus_shift = 2 - (map_size >> 12); + asic->bus_shift = 2 - (resource_size(mem) >> 12); clksel = 0; asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), clksel);