On Thu, Feb 13, 2020 at 05:15:03PM +0200, Jarkko Nikula wrote:
> Function i2c_dw_pci_remove() -> pci_free_irq_vectors() ->
> pci_disable_msi() -> free_msi_irqs() will throw a BUG_ON() for MSI
> enabled device since the driver has not released the requested IRQ before
> calling the pci_free_irq_vectors().
>
> Here driver requests an IRQ using devm_request_irq() but automatic
> release happens only after remove callback. Fix this by explicitly
> freeing the IRQ before calling pci_free_irq_vectors().
>
> Fixes: 21aa3983d619 ("i2c: designware-pci: Switch over to MSI interrupts")
> Cc: stable@xxxxxxxxxxxxxxx # v5.4+
> Signed-off-by: Jarkko Nikula <jarkko.nikula@xxxxxxxxxxxxxxx>
Applied to for-current, thanks!
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