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fbdev: xoffset, yoffset and yres are unsigned 

The xoffset, yoffset and yres members of fb_var_screeninfo are __u32.
Make them unsigned in the code as well.

Signed-off-by: Ville Syrjala <syrjala@sci.fi>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ville Syrjala 2008-07-23 21:31:28 -07:00 committed by Linus Torvalds
parent 43a3abc6ac
commit 7572a1ea03
1 changed files with 4 additions and 5 deletions
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9
drivers/video/fbmem.c
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@ -848,9 +848,8 @@ int
fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
{
struct fb_fix_screeninfo *fix = &info->fix;
int xoffset = var->xoffset;
int yoffset = var->yoffset;
int err = 0, yres = info->var.yres;
unsigned int yres = info->var.yres;
int err = 0;
if (var->yoffset > 0) {
if (var->vmode & FB_VMODE_YWRAP) {
@ -866,8 +865,8 @@ fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
(var->xoffset % fix->xpanstep)))
err = -EINVAL;
if (err || !info->fbops->fb_pan_display || xoffset < 0 ||
yoffset < 0 || var->yoffset + yres > info->var.yres_virtual ||
if (err || !info->fbops->fb_pan_display ||
var->yoffset + yres > info->var.yres_virtual ||
var->xoffset + info->var.xres > info->var.xres_virtual)
return -EINVAL;