nios2: constify irq_domain_ops

struct irq_domain_ops is not modified, so it can be made const.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <ley.foon.tan@intel.com>

diff --git a/arch/nios2/kernel/irq.c b/arch/nios2/kernel/irq.c
index f5b74ae..6c833a9 100644 (file)
--- a/arch/nios2/kernel/irq.c
+++ b/arch/nios2/kernel/irq.c
@@ -67,7 +67,7 @@ static int irq_map(struct irq_domain *h, unsigned int virq,
        return 0;
 }
 
-static struct irq_domain_ops irq_ops = {
+static const struct irq_domain_ops irq_ops = {
        .map    = irq_map,
        .xlate  = irq_domain_xlate_onecell,
 };