From 3e17683ff4a870ed99e989425bc976a944978711 Mon Sep 17 00:00:00 2001 From: Ludovic Barre Date: Mon, 6 Jun 2022 18:27:52 +0200 Subject: [PATCH] irqchip/stm32-exti: Fix irq_set_affinity return value When there is no parent, there is no specific action to do in stm32-exti irqchip. In such case, it's incorrect returning an error. Let irq_set_affinity to return IRQ_SET_MASK_OK_DONE when there is no parent. Signed-off-by: Ludovic Barre Signed-off-by: Antonio Borneo Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/20220606162757.415354-2-antonio.borneo@foss.st.com --- drivers/irqchip/irq-stm32-exti.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index 9d18f47040eb..10c9c742c216 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -614,7 +614,7 @@ static int stm32_exti_h_set_affinity(struct irq_data *d, if (d->parent_data->chip) return irq_chip_set_affinity_parent(d, dest, force); - return -EINVAL; + return IRQ_SET_MASK_OK_DONE; } static int __maybe_unused stm32_exti_h_suspend(void)