diff --git a/[refs] b/[refs]
index 2605db36e641..9bec48b562d9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5f812de63ce515265ebd84e932c762136924ab84
+refs/heads/master: ff2c8a4167eb143c5e2a03148fa996978938e8d7
diff --git a/trunk/drivers/base/iommu.c b/trunk/drivers/base/iommu.c
index 5e039d4f877c..c2d1eed90376 100644
--- a/trunk/drivers/base/iommu.c
+++ b/trunk/drivers/base/iommu.c
@@ -31,7 +31,7 @@ void register_iommu(struct iommu_ops *ops)
 	iommu_ops = ops;
 }
 
-bool iommu_found()
+bool iommu_found(void)
 {
 	return iommu_ops != NULL;
 }