* [PATCH 16/29] neofb: use display information in info not in var for panning
@ 2011-05-25 22:58 Laurent Pinchart
0 siblings, 0 replies; only message in thread
From: Laurent Pinchart @ 2011-05-25 22:58 UTC (permalink / raw)
To: linux-fbdev
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>
Cc: Krzysztof Helt <krzysztof.h1@wp.pl>
---
drivers/video/neofb.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c
index 588527a..feea7b1 100644
--- a/drivers/video/neofb.c
+++ b/drivers/video/neofb.c
@@ -1185,8 +1185,8 @@ static int neofb_pan_display(struct fb_var_screeninfo *var,
DBG("neofb_update_start");
- Base = (var->yoffset * var->xres_virtual + var->xoffset) >> 2;
- Base *= (var->bits_per_pixel + 7) / 8;
+ Base = (var->yoffset * info->var.xres_virtual + var->xoffset) >> 2;
+ Base *= (info->var.bits_per_pixel + 7) / 8;
neoUnlock();
--
1.7.3.4
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2011-05-25 22:58 [PATCH 16/29] neofb: use display information in info not in var for panning Laurent Pinchart
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