Re: [PATCH] ASoC: codecs: wcd937x: use devm_free_irq() for watchdog IRQs

[Mark Brown]

On Tue, Sep 29, 2026 at 05:42:23PM +0800, Runyu Xiao wrote:
> The watchdog IRQs are requested with devm_request_threaded_irq() from the
> codec component probe, but the remove callback frees them with free_irq().
> The devres entries remain in place. Component teardown later tries to free
> the same IRQs again.

Surely the obvious thing here is that we shouldn't be using devm for the
interrupts in the first place, and/or should be moving to the driver
probe and not having to manually free them in the first place?  This
isn't the right fix.

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