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V4L/DVB (8249): Fix pointer cast warnings in the ivtv framebuffer driver

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Fix casts of pointers to integers of different sizes in the ivtv framebuffer
driver.

These were introduced in patch 38eb6ba5b8487d15b020fe391d324edd2b659b03.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
David Howells 2008-07-08 16:04:38 -03:00 committed by Mauro Carvalho Chehab
parent 5a367dfb73
commit 3fce3fb059
1 changed files with 4 additions and 3 deletions
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7
drivers/media/video/ivtv/ivtvfb.c
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@ -417,10 +417,11 @@ static ssize_t ivtvfb_write(struct fb_info *info, const char __user *buf,
if (!err) {
/* If transfer size > threshold and both src/dst
addresses are aligned, use DMA */
if (count >= 4096 && ((u32)buf & 3) == ((u32)dst & 3)) {
if (count >= 4096 &&
((unsigned long)buf & 3) == ((unsigned long)dst & 3)) {
/* Odd address = can't DMA. Align */
if ((u32)dst & 3) {
lead = 4 - ((u32)dst & 3);
if ((unsigned long)dst & 3) {
lead = 4 - ((unsigned long)dst & 3);
memcpy(dst, buf, lead);
buf += lead;
dst += lead;