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[v2,19/29] s3c-fb: use display information in info not in var for panning

Message ID 1308043507-11083-20-git-send-email-laurent.pinchart@ideasonboard.com (mailing list archive)
State Accepted
Commit 3362903cad196d2a8ba340c0c3c5889db3b65c68
Headers show

Commit Message

Laurent Pinchart June 14, 2011, 9:24 a.m. UTC 
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: Jingoo Han <jg1.han@samsung.com>
---
 drivers/video/s3c-fb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index 0352afa..42b557c 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -884,7 +884,7 @@  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 */