On Mon, Apr 13, 2020 at 8:37 PM Saravanan Sekar <sravanhome@xxxxxxxxx> wrote: > > The mp2629 provides switching-mode battery charge management for > single-cell Li-ion or Li-polymer battery. Driver supports the > access/control input source and battery charging parameters. ... > +static int mp2629_charger_probe(struct platform_device *pdev) > +{ > + irq = platform_get_irq(to_platform_device(pdev->dev.parent), 0); Why not to use temporary variable dev? This should be platform_get_irq_optional(). > + if (irq) { > + ret = devm_request_irq(dev, irq, mp2629_irq_handler, > + IRQF_TRIGGER_RISING, "mp2629-charger", > + charger); > + if (ret) { > + dev_err(dev, "failed to request gpio IRQ\n"); > + goto iio_fail; > + } > + } > +} -- With Best Regards, Andy Shevchenko