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authorJingoo Han <jg1.han@samsung.com>2011-04-14 21:09:16 +0900
committerGreg Kroah-Hartman <gregkh@suse.de>2011-04-29 17:24:37 -0700
commit3c86c07baaa22e1ebae1922b5285f79a39e93d83 (patch)
tree72d3e20ce125a30cd864be0fa54aaeb773b068a1
parente7f84331c21408fecc872aaabc41c7b97fe15ae4 (diff)
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USB: ohci-s3c2410: use resource_size()
This patch uses the resource_size help function instead of manually calculating the resource size. It can reduce the chance of introducing off-by-one errors. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/host/ohci-s3c2410.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c
index 16ec7da..5837d21 100644
--- a/drivers/usb/host/ohci-s3c2410.c
+++ b/drivers/usb/host/ohci-s3c2410.c
@@ -353,7 +353,7 @@ static int usb_hcd_s3c2410_probe (const struct hc_driver *driver,
return -ENOMEM;
hcd->rsrc_start = dev->resource[0].start;
- hcd->rsrc_len = dev->resource[0].end - dev->resource[0].start + 1;
+ hcd->rsrc_len = resource_size(&dev->resource[0]);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
dev_err(&dev->dev, "request_mem_region failed\n");