drm/msm/hdmi: Add missing check for alloc_ordered_workqueue

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Add check for the return value of alloc_ordered_workqueue as it may return
NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and
`hdmi_hpd.c`.

Fixes: c6a57a50ad ("drm/msm/hdmi: add hdmi hdcp support (V3)")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/517211/
Link: https://lore.kernel.org/r/20230106023011.3985-1-jiasheng@iscas.ac.cn
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

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Jiasheng Jiang 2023-01-06 10:30:11 +08:00 • committed by Dmitry Baryshkov

parent f4a75b5933

commit afe4cb9615

1 changed files with 4 additions and 0 deletions

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drivers/gpu/drm/msm/hdmi/hdmi.c

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