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* [PATCH 19/29] s3c-fb: use display information in info not in var for panning
@ 2011-05-25 22:58 Laurent Pinchart
  2011-05-27  0:45 ` [PATCH 19/29] s3c-fb: use display information in info not in var 한진구
  0 siblings, 1 reply; 2+ messages 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: Ben Dooks <ben@simtec.co.uk>
Cc: InKi Dae <inki.dae@samsung.com>
---
 drivers/video/s3c-fb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index 3b6cdca..4fce307 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -882,7 +882,7 @@ static int s3c_fb_pan_display(struct fb_var_screeninfo *var,
 		}
 	}
 	/* Offset in bytes to the end of the displayed area */
-	end_boff = start_boff + var->yres * info->fix.line_length;
+	end_boff = start_boff + info->var.yres * info->fix.line_length;
 
 	/* Temporarily turn off per-vsync update from shadow registers until
 	 * both start and end addresses are updated to prevent corruption */
-- 
1.7.3.4


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2011-05-25 22:58 [PATCH 19/29] s3c-fb: use display information in info not in var for panning Laurent Pinchart
2011-05-27  0:45 ` [PATCH 19/29] s3c-fb: use display information in info not in var 한진구

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