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(parent: dd8b4ff) | patch
drm/bridge: anx7625: Check GPIO description to avoid crash
authorXin Ji <xji@analogixsemi.com>
Fri, 19 Nov 2021 01:58:04 +0000 (09:58 +0800)
committerRobert Foss <robert.foss@linaro.org>
Tue, 4 Jan 2022 13:40:10 +0000 (14:40 +0100)
commit520a1e1185de046563273fdf387e4e0cb352dab0
treebb423f31df6c57bd57b4e1c4ea0e364ccec8868dtree | snapshot
parentdd8b4ff2e93e1483b905c58561184978d520db58commit | diff
drm/bridge: anx7625: Check GPIO description to avoid crash

As GPIO probe function "devm_gpiod_get_optional()" may return error
code, driver should identify GPIO desc as NULL to avoid crash.

Acked-by: Tzung-Bi Shih <tzungbi@google.com>
Signed-off-by: Xin Ji <xji@analogixsemi.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211119015804.3824027-1-xji@analogixsemi.com
Reviewed-by: Robert Foss <robert.foss@linaro.org>
drivers/gpu/drm/bridge/analogix/anx7625.c diff | blob | history
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