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Subject[PATCH] usb: fix warning in usbtest module
Date
On amd64 unsigned is not as wide as pointer and this causes
a compiler warning. Switching to uintptr_t fixes the problem
in an arch independent manner.

Signed-off-by: Greg Dietsche <gregory.dietsche@cuw.edu>
---
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..c6b2082 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 uintptr_t buffer_offset(void *buf)
{
- return (unsigned)buf & (ARCH_KMALLOC_MINALIGN - 1);
+ return (uintptr_t)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);
+ uintptr_t offset = buffer_offset(urb->transfer_buffer);

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


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