[PATCH] some irq_chip variables point to NULL

[mirror_ubuntu-bionic-kernel.git] / kernel / irq / chip.c

diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 2d0dc3efe8137452f2ebfa194e84ff157573e66d..ebfd24a41858fd0c9751bfa356a9e85248e57c95 100644 (file)
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -233,6 +233,8 @@ void irq_chip_set_defaults(struct irq_chip *chip)
                chip->shutdown = chip->disable;
        if (!chip->name)
                chip->name = chip->typename;
+       if (!chip->end)
+               chip->end = dummy_irq_chip.end;
 }
 
 static inline void mask_ack_irq(struct irq_desc *desc, int irq)