1 files changed, 5 insertions, 8 deletions

diff --git a/drivers/gpio/gpio-u300.c b/drivers/gpio/gpio-u300.c
index d92790140fe..53e8255cb0b 100644
--- a/drivers/gpio/gpio-u300.c
+++ b/drivers/gpio/gpio-u300.c
@@ -1,11 +1,8 @@
 /*
- *
- * arch/arm/mach-u300/gpio.c
- *
+ * U300 GPIO module.
  *
  * Copyright (C) 2007-2009 ST-Ericsson AB
  * License terms: GNU General Public License (GPL) version 2
- * U300 GPIO module.
  * This can driver either of the two basic GPIO cores
  * available in the U300 platforms:
  * COH 901 335   - Used in DB3150 (U300 1.0) and DB3200 (U330 1.0)
@@ -581,8 +578,8 @@ static int __init gpio_probe(struct platform_device *pdev)
         if (!memres)
                 goto err_no_resource;
 
-        if (request_mem_region(memres->start, memres->end - memres->start, "GPIO Controller")
-            == NULL) {
+        if (!request_mem_region(memres->start, resource_size(memres),
+                                "GPIO Controller")) {
                 err = -ENODEV;
                 goto err_no_ioregion;
         }
@@ -640,7 +637,7 @@ static int __init gpio_probe(struct platform_device *pdev)
                 free_irq(gpio_ports[i].irq, &gpio_ports[i]);
         iounmap(virtbase);
  err_no_ioremap:
-        release_mem_region(memres->start, memres->end - memres->start);
+        release_mem_region(memres->start, resource_size(memres));
  err_no_ioregion:
  err_no_resource:
         clk_disable(clk);
@@ -660,7 +657,7 @@ static int __exit gpio_remove(struct platform_device *pdev)
         for (i = 0 ; i < U300_GPIO_NUM_PORTS; i++)
                 free_irq(gpio_ports[i].irq, &gpio_ports[i]);
         iounmap(virtbase);
-        release_mem_region(memres->start, memres->end - memres->start);
+        release_mem_region(memres->start, resource_size(memres));
         clk_disable(clk);
         clk_put(clk);
         return 0;