This is a note to let you know that I've just added the patch titled
drm/vc4: fix a bounds check
to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-vc4-fix-a-bounds-check.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 21ccc32496b2f63228f5232b3ac0e426e8fb3c31 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Fri, 13 Jan 2017 10:49:00 +0300
Subject: drm/vc4: fix a bounds check
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit 21ccc32496b2f63228f5232b3ac0e426e8fb3c31 upstream.
We accidentally return success even if vc4_full_res_bounds_check() fails.
Fixes: d5b1a78a772f ("drm/vc4: Add support for drawing 3D frames.")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Eric Engestrom <eric@xxxxxxxxxxxx>
Reviewed-by: Eric Anholt <eric@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/vc4/vc4_render_cl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/vc4/vc4_render_cl.c
+++ b/drivers/gpu/drm/vc4/vc4_render_cl.c
@@ -461,7 +461,7 @@ static int vc4_rcl_surface_setup(struct
}
ret = vc4_full_res_bounds_check(exec, *obj, surf);
- if (!ret)
+ if (ret)
return ret;
return 0;
Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are
queue-4.9/fbdev-color-map-copying-bounds-checking.patch
queue-4.9/drm-vc4-fix-a-bounds-check.patch
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