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fbdev: da8xx: 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>
This commit is contained in:
Laurent Pinchart 2011-05-25 11:34:52 +02:00
parent 0e03f856d2
commit 8b76c68279
1 changed files with 2 additions and 2 deletions
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4
drivers/video/da8xx-fb.c
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@ -877,8 +877,8 @@ static int da8xx_pan_display(struct fb_var_screeninfo *var,
start = fix->smem_start +
new_var.yoffset * fix->line_length +
new_var.xoffset * var->bits_per_pixel / 8;
end = start + var->yres * fix->line_length - 1;
new_var.xoffset * fbi->var.bits_per_pixel / 8;
end = start + fbi->var.yres * fix->line_length - 1;
par->dma_start = start;
par->dma_end = end;
}