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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-05-25 11:34:52 +0200
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-08-19 10:35:34 +0200
commitc272d64111c4fdc0b6a2122452e98a3315bd6b4b (patch)
treec3e26beda7fd261389f6e1c9d725d7c9bb40f0a3 /drivers/video/vga16fb.c
parent2883cebabbc4efc00408024d284a0230ad3af8a0 (diff)
downloadop-kernel-dev-c272d64111c4fdc0b6a2122452e98a3315bd6b4b.zip
op-kernel-dev-c272d64111c4fdc0b6a2122452e98a3315bd6b4b.tar.gz
vga16fb: 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/video/vga16fb.c')
-rw-r--r--drivers/video/vga16fb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/vga16fb.c b/drivers/video/vga16fb.c
index 305c975..0267acd 100644
--- a/drivers/video/vga16fb.c
+++ b/drivers/video/vga16fb.c
@@ -207,7 +207,7 @@ static void vga16fb_pan_var(struct fb_info *info,
* granularity if someone supports xoffset in bit resolution */
vga_io_r(VGA_IS1_RC); /* reset flip-flop */
vga_io_w(VGA_ATT_IW, VGA_ATC_PEL);
- if (var->bits_per_pixel == 8)
+ if (info->var.bits_per_pixel == 8)
vga_io_w(VGA_ATT_IW, (xoffset & 3) << 1);
else
vga_io_w(VGA_ATT_IW, xoffset & 7);
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