[PATCH] usb: fix warning in usbtest module v2

From: Greg Dietsche
Date: Sun May 08 2011 - 23:52:13 EST


On amd64 unsigned is not as wide as pointer and this causes a compiler
warning. Switching to unsigned long corrects the problem.

Signed-off-by: Greg Dietsche <Gregory.Dietsche@xxxxxxx>
---
drivers/usb/misc/usbtest.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 388cc12..a5b505a 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -268,9 +268,9 @@ static inline void simple_fill_buf(struct urb *urb)
}
}

-static inline unsigned buffer_offset(void *buf)
+static inline unsigned long buffer_offset(void *buf)
{
- return (unsigned)buf & (ARCH_KMALLOC_MINALIGN - 1);
+ return (unsigned long)buf & (ARCH_KMALLOC_MINALIGN - 1);
}

static int check_guard_bytes(struct usbtest_dev *tdev, struct urb *urb)
@@ -329,7 +329,7 @@ static int simple_check_buf(struct usbtest_dev *tdev, struct urb *urb)

static void simple_free_urb(struct urb *urb)
{
- unsigned offset = buffer_offset(urb->transfer_buffer);
+ unsigned long offset = buffer_offset(urb->transfer_buffer);

if (urb->transfer_flags & URB_NO_TRANSFER_DMA_MAP)
usb_free_coherent(
--
1.7.2.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/