From: Chen Baozi chenbaozi@phytium.com.cn
commit d001e41e1b15716e9b759df5ef00510699f85282 upstream.
Since fwspec->param_count of ACPI node is two, the index of IRQ type in fwspec->param[] should be 1 rather than 2.
Fixes: 3d090a36c8c8 ("irqchip/exiu: Implement ACPI support") Signed-off-by: Chen Baozi chenbaozi@phytium.com.cn Signed-off-by: Marc Zyngier maz@kernel.org Acked-by: Ard Biesheuvel ardb@kernel.org Link: https://lore.kernel.org/r/20201117032015.11805-1-cbz@baozis.org Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/irqchip/irq-sni-exiu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/irqchip/irq-sni-exiu.c +++ b/drivers/irqchip/irq-sni-exiu.c @@ -136,7 +136,7 @@ static int exiu_domain_translate(struct if (fwspec->param_count != 2) return -EINVAL; *hwirq = fwspec->param[0]; - *type = fwspec->param[2] & IRQ_TYPE_SENSE_MASK; + *type = fwspec->param[1] & IRQ_TYPE_SENSE_MASK; } return 0; }