diff --git a/[refs] b/[refs]
index 7024f567b215..594a340eb92b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 13a0c3c269b223f60abfac8a9811d77111a8b4ba
+refs/heads/master: fa6beb37b0d9bc00f90f11154eeed9502d8b0a37
diff --git a/trunk/kernel/irq/handle.c b/trunk/kernel/irq/handle.c
index 0bef3ecb7a0e..e1cf4e391cae 100644
--- a/trunk/kernel/irq/handle.c
+++ b/trunk/kernel/irq/handle.c
@@ -145,6 +145,7 @@ int __init early_irq_init(void)
 	for (i = 0; i < legacy_count; i++) {
 		desc[i].irq = i;
 		desc[i].kstat_irqs = kstat_irqs_legacy[i];
+		lockdep_set_class(&desc[i].lock, &irq_desc_lock_class);
 
 		irq_desc_ptrs[i] = desc + i;
 	}