drm/dp/mst: make mst i2c transfer code more robust.

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commit ae491542cb 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>

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Dave Airlie 2015-10-14 18:51:17 +10:00 • committed by Greg Kroah-Hartman

parent db531487d7

commit 510035b39c

2 changed files with 4 additions and 2 deletions

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3

drivers/gpu/drm/drm_dp_mst_topology.c

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3

include/drm/drm_dp_mst_helper.h

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