treewide: Fix iomap resource size miscalculations

Convert off-by-1 r->end - r->start to resource_size(r)

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: David Brown <davidb@codeaurora.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Wim Van Sebroeck <wim@iguana.be>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/watchdog/bcm63xx_wdt.c b/drivers/watchdog/bcm63xx_wdt.c
index 3c5045a206dd..5064e8317521 100644
--- a/drivers/watchdog/bcm63xx_wdt.c
+++ b/drivers/watchdog/bcm63xx_wdt.c
@@ -248,7 +248,7 @@ static int __devinit bcm63xx_wdt_probe(struct platform_device *pdev)
                 return -ENODEV;
         }
 
-        bcm63xx_wdt_device.regs = ioremap_nocache(r->start, r->end - r->start);
+        bcm63xx_wdt_device.regs = ioremap_nocache(r->start, resource_size(r));
         if (!bcm63xx_wdt_device.regs) {
                 dev_err(&pdev->dev, "failed to remap I/O resources\n");
                 return -ENXIO;