diff options
| author | Tobias Klauser <tklauser@distanz.ch> | 2009-10-30 17:54:33 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-11-30 09:47:24 +0000 |
| commit | d6587feaf0ed7511b3d0b52bcaae8ecd0949d3af (patch) | |
| tree | cfd13ef9280472485342cc1384989fbc87d5fda9 /drivers/mtd/maps/ixp4xx.c | |
| parent | 2af7c653993199fb32dc6d9504064a0c9c57e5d6 (diff) | |
mtd: ixp4xx map: use resource_size
Use the resource_size inline function instead of manually calculating
the resource size. This reduces the chance of introducing off-by-one
errors.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/maps/ixp4xx.c')
| -rw-r--r-- | drivers/mtd/maps/ixp4xx.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c index 7214b876feb..7b051529741 100644 --- a/drivers/mtd/maps/ixp4xx.c +++ b/drivers/mtd/maps/ixp4xx.c @@ -210,7 +210,7 @@ static int ixp4xx_flash_probe(struct platform_device *dev) * not attempt to do a direct access on us. */ info->map.phys = NO_XIP; - info->map.size = dev->resource->end - dev->resource->start + 1; + info->map.size = resource_size(dev->resource); /* * We only support 16-bit accesses for now. If and when @@ -224,7 +224,7 @@ static int ixp4xx_flash_probe(struct platform_device *dev) info->map.copy_from = ixp4xx_copy_from, info->res = request_mem_region(dev->resource->start, - dev->resource->end - dev->resource->start + 1, + resource_size(dev->resource), "IXP4XXFlash"); if (!info->res) { printk(KERN_ERR "IXP4XXFlash: Could not reserve memory region\n"); @@ -233,7 +233,7 @@ static int ixp4xx_flash_probe(struct platform_device *dev) } info->map.virt = ioremap(dev->resource->start, - dev->resource->end - dev->resource->start + 1); + resource_size(dev->resource)); if (!info->map.virt) { printk(KERN_ERR "IXP4XXFlash: Failed to ioremap region\n"); err = -EIO; |