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-rw-r--r--arch/arm/kernel/irq.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index b5645c4462c..1d50d2b98f5 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -710,7 +710,8 @@ int setup_irq(unsigned int irq, struct irqaction *new)
desc->pending = 0;
desc->disable_depth = 1;
- if (new->flags & SA_TRIGGER_MASK) {
+ if (new->flags & SA_TRIGGER_MASK &&
+ desc->chip->set_type) {
unsigned int type = new->flags & SA_TRIGGER_MASK;
desc->chip->set_type(irq, type);
}