From e6c4d3d43d4d00a0ed945c77e6b89c74b38120d7 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 14 Jun 2011 09:24:45 +0000 Subject: [PATCH] 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 Cc: Sudhakar Rajashekhara Cc: Martin Ambrose Signed-off-by: Paul Mundt --- drivers/video/da8xx-fb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index fcdac87..8d4e4eb 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -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; } -- 2.7.4