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path: root/drivers/gpio/gpio-u300.c
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Diffstat (limited to 'drivers/gpio/gpio-u300.c')
-rw-r--r--drivers/gpio/gpio-u300.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-u300.c b/drivers/gpio/gpio-u300.c
index d92790140fe5..1a86fefd0f83 100644
--- a/drivers/gpio/gpio-u300.c
+++ b/drivers/gpio/gpio-u300.c
@@ -581,8 +581,8 @@ 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 +640,7 @@ 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 +660,7 @@ 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;