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authorH Hartley Sweeten <hartleys@visionengravers.com>2009-12-14 16:30:46 -0500
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-12-31 20:47:01 +0000
commitdb5a5ae25aae66354712674b1643759897ff0325 (patch)
tree03fa0524f62511f717f85e768019874648653212
parent58e6a84dfbd6f125b69e8b105c2cdbf22f97d5de (diff)
mtd: drivers/mtd/nand/gpio.c: use resource_size()
Use resource_size(). Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
-rw-r--r--drivers/mtd/nand/gpio.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/mtd/nand/gpio.c b/drivers/mtd/nand/gpio.c
index 8f902e75aa8..0cde618bcc1 100644
--- a/drivers/mtd/nand/gpio.c
+++ b/drivers/mtd/nand/gpio.c
@@ -181,11 +181,11 @@ static int __devexit gpio_nand_remove(struct platform_device *dev)
res = platform_get_resource(dev, IORESOURCE_MEM, 1);
iounmap(gpiomtd->io_sync);
if (res)
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
res = platform_get_resource(dev, IORESOURCE_MEM, 0);
iounmap(gpiomtd->nand_chip.IO_ADDR_R);
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
if (gpio_is_valid(gpiomtd->plat.gpio_nwp))
gpio_set_value(gpiomtd->plat.gpio_nwp, 0);
@@ -208,14 +208,14 @@ static void __iomem *request_and_remap(struct resource *res, size_t size,
{
void __iomem *ptr;
- if (!request_mem_region(res->start, res->end - res->start + 1, name)) {
+ if (!request_mem_region(res->start, resource_size(res), name)) {
*err = -EBUSY;
return NULL;
}
ptr = ioremap(res->start, size);
if (!ptr) {
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
*err = -ENOMEM;
}
return ptr;
@@ -338,10 +338,10 @@ err_nwp:
err_nce:
iounmap(gpiomtd->io_sync);
if (res1)
- release_mem_region(res1->start, res1->end - res1->start + 1);
+ release_mem_region(res1->start, resource_size(res1));
err_sync:
iounmap(gpiomtd->nand_chip.IO_ADDR_R);
- release_mem_region(res0->start, res0->end - res0->start + 1);
+ release_mem_region(res0->start, resource_size(res0));
err_map:
kfree(gpiomtd);
return ret;