On Wed, Aug 27, 2014 at 3:57 AM, Pramod Gurav <pramod.gurav@xxxxxxxxxxxxxxx> wrote: > This patches adds a call to gpiochip_remove_pin_ranges when > gpiochip_irqchip_add fails to release memory allocated for pin_ranges. > > diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c > @@ -845,6 +845,7 @@ static int msm_gpio_init(struct msm_pinctrl *pctrl) > IRQ_TYPE_NONE); > if (ret) { > dev_err(pctrl->dev, "Failed to add irqchip to gpiochip\n"); > + gpiochip_remove_pin_ranges(chip); > return -ENOSYS; > } Good catch, I guess this was lost in the introduction of gpiochip_irqchip... Rather than just releasing the pin_ranges of the gpio_chip you should probably add a gpiochip_remove() both here and in the case of gpiochip_add_pin_range() failing. Regards, Bjorn -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html