drm/msm: Fix potential invalid ptr free

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[ Upstream commit 8a86f213f4 ]

The error path cleanup expects that chain and syncobj are either NULL or
valid pointers.  But post_deps was not allocated with __GFP_ZERO.

Fixes: ab723b7a99 ("drm/msm: Add syncobj support.")
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Patchwork: https://patchwork.freedesktop.org/patch/523051/
Link: https://lore.kernel.org/r/20230215235048.1166484-1-robdclark@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Rob Clark 2023-02-15 15:50:48 -08:00 • committed by Greg Kroah-Hartman

parent 4cc8ba1357

commit f8a7169e3a

1 changed files with 2 additions and 3 deletions

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drivers/gpu/drm/msm/msm_gem_submit.c

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