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drm/vmwgfx: Type-check lookups of fence objects
authorThomas Hellstrom <thellstrom@vmware.com>
Mon, 27 Mar 2017 09:09:08 +0000 (11:09 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Tue, 18 Jul 2017 17:38:38 +0000 (18:38 +0100)
commit f7652afa8eadb416b23eb57dec6f158529942041 upstream.

A malicious caller could otherwise hand over handles to other objects
causing all sorts of interesting problems.

Testing done: Ran a Fedora 25 desktop using both Xorg and
gnome-shell/Wayland.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/gpu/drm/vmwgfx/vmwgfx_fence.c patch | blob | history

diff --cc drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
Simple merge
Pandora Kernel Repository