cond_unmask_eoi_irq() doesn't modify its 'chip' parameter.

So change the prototype of this function to accept const struct irq_chip
pointer.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
Compile tested only
---
 kernel/irq/chip.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 271e9139de77..502133dc3b9c 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -654,7 +654,8 @@ void handle_level_irq(struct irq_desc *desc)
 }
 EXPORT_SYMBOL_GPL(handle_level_irq);
 
-static void cond_unmask_eoi_irq(struct irq_desc *desc, struct irq_chip *chip)
+static void cond_unmask_eoi_irq(struct irq_desc *desc,
+				const struct irq_chip *chip)
 {
 	if (!(desc->istate & IRQS_ONESHOT)) {
 		chip->irq_eoi(&desc->irq_data);
-- 
2.47.0