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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-06-14 09:25:05 (GMT)
committerPaul Mundt <lethal@linux-sh.org>2011-06-15 06:04:45 (GMT)
commit3478b1cd43284ef798974384ba894eadc37fc1d9 (patch)
treea2e02fe2eff2153b42aaa4ad7485ee1bbb0b03e8
parent83f0e27c253554b7be329e2786d0814a276fd240 (diff)
downloadlinux-fsl-qoriq-3478b1cd43284ef798974384ba894eadc37fc1d9.tar.xz
vt8500lcdfb: 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> Acked-by: Alexey Charkov <alchark@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
-rw-r--r--drivers/video/vt8500lcdfb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/vt8500lcdfb.c b/drivers/video/vt8500lcdfb.c
index 0e120d6..c13c246 100644
--- a/drivers/video/vt8500lcdfb.c
+++ b/drivers/video/vt8500lcdfb.c
@@ -210,8 +210,8 @@ static int vt8500lcd_pan_display(struct fb_var_screeninfo *var,
struct vt8500lcd_info *fbi = to_vt8500lcd_info(info);
writel((1 << 31)
- | (((var->xres_virtual - var->xres) * pixlen / 4) << 20)
- | (off >> 2), fbi->regbase + 0x20);
+ | (((info->var.xres_virtual - info->var.xres) * pixlen / 4) << 20)
+ | (off >> 2), fbi->regbase + 0x20);
return 0;
}