diff --git a/[refs] b/[refs]
index 15fb60de7ffc..690812d08a67 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6decffd5f6afaf55722d9c85b8739621dca63d0f
+refs/heads/master: c419fcfd071cf34ba00f9f65282583772d2655e7
diff --git a/trunk/drivers/dca/dca-core.c b/trunk/drivers/dca/dca-core.c
index bc6f5faa1e9e..819dfda88236 100644
--- a/trunk/drivers/dca/dca-core.c
+++ b/trunk/drivers/dca/dca-core.c
@@ -420,6 +420,11 @@ void unregister_dca_provider(struct dca_provider *dca, struct device *dev)
 
 	raw_spin_lock_irqsave(&dca_lock, flags);
 
+	if (list_empty(&dca_domains)) {
+		raw_spin_unlock_irqrestore(&dca_lock, flags);
+		return;
+	}
+
 	list_del(&dca->node);
 
 	pci_rc = dca_pci_rc_from_dev(dev);