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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-05-25 13:34:52 +0400
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-08-19 12:30:47 +0400
commit8b76c6827991858a52841b6c20fea91a12499d6f (patch)
tree4302112f6b607d73218ce202fd556d3fafa5adff /drivers
parent0e03f856d2383a5428cf6de516b73d2b40841ced (diff)
downloadlinux-8b76c6827991858a52841b6c20fea91a12499d6f.tar.xz
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/da8xx-fb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index fcdac872522d..8d4e4ebd9977 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;
}