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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-05-25 11:34:52 +0200 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-08-19 10:28:58 +0200 |
| commit | 2e1e5979bbe07f1a72276fd486abb3e693364628 (patch) | |
| tree | 291b03c5e7ca4f2c85e4cfd32ec183bed26b05e8 | |
| parent | 93ee7a9340d64f20295aacc3fb6a22b759323280 (diff) | |
| download | linux-2e1e5979bbe07f1a72276fd486abb3e693364628.tar.bz2 | |
68328fb: use display information in info not in var for panning
We must not use any information in the passed var besides xoffset,
yoffset and vmode as otherwise applications might abuse it.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
| -rw-r--r-- | drivers/video/68328fb.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/68328fb.c b/drivers/video/68328fb.c index 75a39eab70c3..a425d65d5ba2 100644 --- a/drivers/video/68328fb.c +++ b/drivers/video/68328fb.c @@ -378,8 +378,8 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var, || var->xoffset) return -EINVAL; } else { - if (var->xoffset + var->xres > info->var.xres_virtual || - var->yoffset + var->yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; } info->var.xoffset = var->xoffset; |