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path: root/drivers/usb/c67x00/c67x00-drv.c
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Diffstat (limited to 'drivers/usb/c67x00/c67x00-drv.c')
-rw-r--r--drivers/usb/c67x00/c67x00-drv.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/usb/c67x00/c67x00-drv.c b/drivers/usb/c67x00/c67x00-drv.c
index 5633bc5c8bf..b6d49234e52 100644
--- a/drivers/usb/c67x00/c67x00-drv.c
+++ b/drivers/usb/c67x00/c67x00-drv.c
@@ -37,6 +37,7 @@
#include <linux/device.h>
#include <linux/io.h>
#include <linux/list.h>
+#include <linux/slab.h>
#include <linux/usb.h>
#include <linux/usb/c67x00.h>
@@ -137,13 +138,13 @@ static int __devinit c67x00_drv_probe(struct platform_device *pdev)
if (!c67x00)
return -ENOMEM;
- if (!request_mem_region(res->start, res->end - res->start + 1,
+ if (!request_mem_region(res->start, resource_size(res),
pdev->name)) {
dev_err(&pdev->dev, "Memory region busy\n");
ret = -EBUSY;
goto request_mem_failed;
}
- c67x00->hpi.base = ioremap(res->start, res->end - res->start + 1);
+ c67x00->hpi.base = ioremap(res->start, resource_size(res));
if (!c67x00->hpi.base) {
dev_err(&pdev->dev, "Unable to map HPI registers\n");
ret = -EIO;
@@ -182,7 +183,7 @@ static int __devinit c67x00_drv_probe(struct platform_device *pdev)
request_irq_failed:
iounmap(c67x00->hpi.base);
map_failed:
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
request_mem_failed:
kfree(c67x00);
@@ -208,7 +209,7 @@ static int __devexit c67x00_drv_remove(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res)
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
kfree(c67x00);