tree db4bf1253bbaba30d4955b4eed1a5708ec73793c
parent d353efd02357a74753cd45f367a2d3d357fd6904
author Dan Carpenter <dan.carpenter@oracle.com> 1399405812 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1399406700 -0700

agp: info leak in agpioc_info_wrap()

On 64 bit systems the agp_info struct has a 4 byte hole between
->agp_mode and ->aper_base.  We need to clear it to avoid disclosing
stack information to userspace.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>