diff options
| author | Ville Syrjala <syrjala@sci.fi> | 2008-07-24 08:31:28 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 21:47:39 +0400 |
| commit | 7572a1ea034a8fc45e57de28cc7573264975532a (patch) | |
| tree | 4d2850fd511ca4aa93dc8c0994f8460c6e35eadb /drivers/video/fbmem.c | |
| parent | 43a3abc6aca8505e708508e2c7c2f99a7f8f820b (diff) | |
| download | linux-7572a1ea034a8fc45e57de28cc7573264975532a.tar.xz | |
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>
Diffstat (limited to 'drivers/video/fbmem.c')
| -rw-r--r-- | drivers/video/fbmem.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 1cd5071e5362..6b487801eeae 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -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; |