Subject: Re: [PATCH] iio: adc: meson_saradc: Fix memory allocation order

From: Kevin Hilman <[email-masked]>
Date: Wed, 04 Sep 2019 17:02:30 -0700

Remi Pommarel <[email-masked]> writes:

> meson_saradc's irq handler uses priv->regmap so make sure that it is
> allocated before the irq get enabled.
>
> This also fixes crash when CONFIG_DEBUG_SHIRQ is enabled, as device
> managed resources are freed in the inverted order they had been
> allocated, priv->regmap was freed before the spurious fake irq that
> CONFIG_DEBUG_SHIRQ adds called the handler.
>
> Reported-by: Elie Roudninski <[email-masked]>
> Signed-off-by: Remi Pommarel <[email-masked]>

Reviewed-by: Kevin Hilman <[email-masked]>

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