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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 <ludovic.barre@foss.st.com>
Signed-off-by: Antonio Borneo <antonio.borneo@foss.st.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220606162757.415354-2-antonio.borneo@foss.st.com
This commit is contained in:
Ludovic Barre 2022-06-06 18:27:52 +02:00 committed by Marc Zyngier
parent 95001b7564
commit 3e17683ff4
1 changed files with 1 additions and 1 deletions
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2
drivers/irqchip/irq-stm32-exti.c
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@ -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)