[irqchip: irq/irqchip-fixes] irqchip/loongson-eiointc: Fix a build warning

[irqchip-bot for Huacai Chen]

The following commit has been merged into the irq/irqchip-fixes branch of irqchip:

Commit-ID:     54cfa910b443b3d90b3e00bd96cdf563a285390b
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/54cfa910b443b3d90b3e00bd96cdf563a285390b
Author:        Huacai Chen <chenhuacai@xxxxxxxxxxx>
AuthorDate:    Thu, 04 Aug 2022 10:54:57 +08:00
Committer:     Marc Zyngier <maz@xxxxxxxxxx>
CommitterDate: Thu, 04 Aug 2022 10:04:57 +01:00

irqchip/loongson-eiointc: Fix a build warning

Make acpi_get_vec_parent() be a static function, to avoid:
drivers/irqchip/irq-loongson-eiointc.c:289:20: warning: no previous prototype for 'acpi_get_vec_parent'

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220804025457.213979-1-chenhuacai@xxxxxxxxxxx
---
 drivers/irqchip/irq-loongson-eiointc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-loongson-eiointc.c b/drivers/irqchip/irq-loongson-eiointc.c
index 3174678..bffb7b3 100644
--- a/drivers/irqchip/irq-loongson-eiointc.c
+++ b/drivers/irqchip/irq-loongson-eiointc.c
@@ -290,7 +290,7 @@ static void acpi_set_vec_parent(int node, struct irq_domain *parent, struct acpi
 	}
 }
 
-struct irq_domain *acpi_get_vec_parent(int node, struct acpi_vector_group *vec_group)
+static struct irq_domain *acpi_get_vec_parent(int node, struct acpi_vector_group *vec_group)
 {
 	int i;