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由 Johan Hovold 提交于
Make sure to free any hogged gpios on errors in gpiochip_add. Also move all forward declarations to the top of the file. Fixes: f625d460 ("gpio: add GPIO hogging mechanism") Signed-off-by: NJohan Hovold <johan@kernel.org> Reviewed-by: NAlexandre Courbot <acourbot@nvidia.com> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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