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(parent: db53148) | patch
drm/dp/mst: make mst i2c transfer code more robust.
authorDave Airlie <airlied@gmail.com>
Wed, 14 Oct 2015 08:51:17 +0000 (18:51 +1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 27 Oct 2015 00:51:57 +0000 (09:51 +0900)
commit510035b39ccbbbc0e5d9018796d60c009c3becba
tree55864245206b948192e95a5399d3ff91d6741204tree
parentdb531487d7f87820533fa37be4e52439034075d1commit | diff
drm/dp/mst: make mst i2c transfer code more robust.

commit ae491542cbbbcca0ec8938c37d4079a985e58440 upstream.

This zeroes the msg so no random stack data ends up getting
sent, it also limits the function to not accepting > 4
i2c msgs.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/drm_dp_mst_topology.c diff | blob | history
include/drm/drm_dp_mst_helper.h diff | blob | history
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