mtd: physmap: use resource_size()

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index 426461a5f0d4..829aa4bee54f 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -106,12 +106,12 @@ static int physmap_flash_probe(struct platform_device *dev)
 
         for (i = 0; i < dev->num_resources; i++) {
                 printk(KERN_NOTICE "physmap platform flash device: %.8llx at %.8llx\n",
-                       (unsigned long long)(dev->resource[i].end - dev->resource[i].start + 1),
+                       (unsigned long long)resource_size(&dev->resource[i]),
                        (unsigned long long)dev->resource[i].start);
 
                 if (!devm_request_mem_region(&dev->dev,
                         dev->resource[i].start,
-                        dev->resource[i].end - dev->resource[i].start + 1,
+                        resource_size(&dev->resource[i]),
                         dev_name(&dev->dev))) {
                         dev_err(&dev->dev, "Could not reserve memory region\n");
                         err = -ENOMEM;
@@ -120,7 +120,7 @@ static int physmap_flash_probe(struct platform_device *dev)
 
                 info->map[i].name = dev_name(&dev->dev);
                 info->map[i].phys = dev->resource[i].start;
-                info->map[i].size = dev->resource[i].end - dev->resource[i].start + 1;
+                info->map[i].size = resource_size(&dev->resource[i]);
                 info->map[i].bankwidth = physmap_data->width;
                 info->map[i].set_vpp = physmap_data->set_vpp;
                 info->map[i].pfow_base = physmap_data->pfow_base;