Hi, On Wed, Oct 23, 2013 at 05:01:22PM +0200, Sebastian Reichel wrote: > static int __exit twl4030_pwrbutton_remove(struct platform_device *pdev) > { > struct input_dev *pwr = platform_get_drvdata(pdev); > - int irq = platform_get_irq(pdev, 0); > > - free_irq(irq, pwr); > input_unregister_device(pwr); You need convert the driver to use devm_input_allocate_device() first. Otherwise driver will crash the kernel here if you get interrupt after unregistering the device. A. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html