diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 3c3fec55f6d1058b04f6251480e8e15fdda81c9e..736cb0bd498f8ff5c7a50d8b60e3130da43d9d7f 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -40,10 +40,6 @@ int set_irq_chip(unsigned int irq, struct irq_chip *chip)
 	spin_lock_irqsave(&desc->lock, flags);
 	irq_chip_set_defaults(chip);
 	desc->chip = chip;
-	/*
-	 * For compatibility only:
-	 */
-	desc->chip = chip;
 	spin_unlock_irqrestore(&desc->lock, flags);
 
 	return 0;