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Diffstat (limited to 'arch/mips/netlogic/common/irq.c')
-rw-r--r--arch/mips/netlogic/common/irq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/netlogic/common/irq.c b/arch/mips/netlogic/common/irq.c
index 5afc4b7fce0..c100b9afa0a 100644
--- a/arch/mips/netlogic/common/irq.c
+++ b/arch/mips/netlogic/common/irq.c
@@ -203,6 +203,8 @@ void nlm_set_pic_extra_ack(int node, int irq, void (*xack)(struct irq_data *))
xirq = nlm_irq_to_xirq(node, irq);
pic_data = irq_get_handler_data(xirq);
+ if (WARN_ON(!pic_data))
+ return;
pic_data->extra_ack = xack;
}