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(parent: 18030d9) | patch
gpio: Avoid using an invalid ofnode
authorSimon Glass <sjg@chromium.org>
Thu, 1 Jun 2023 16:22:30 +0000 (10:22 -0600)
committerTom Rini <trini@konsulko.com>
Fri, 14 Jul 2023 16:54:50 +0000 (12:54 -0400)
commit11c341b118a236423a294a7d62f71bf33e20aea3
tree2f5935b7941a59074666ee83e9983d169254137btree | snapshot
parent18030d9fa225569cc0ff3e87baca52c6e2558e91commit | diff
gpio: Avoid using an invalid ofnode

Devices do not necessarily have nodes attached to them, since they can be
created from platdata. In SPL a devicetree may in fact not exist at all.

Check the node before using it. This avoids failure when OF_CHECKS is
enabled.

Signed-off-by: Simon Glass <sjg@chromium.org>
Fixes: 5fc7cf8c8e2 ("gpio: add gpio-hog support")
Reviewed-by: Heiko Schocher <hs@denx.de>
drivers/gpio/gpio-uclass.c diff | blob | history
Domain: System / Kernel;