diff --git a/[refs] b/[refs]
index 43f76b145338..1b2f56a98565 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f528d980c17b8714aedc918ba86e058af914d66b
+refs/heads/master: 91457df7733564015f846c501424610318a5b85f
diff --git a/trunk/drivers/iommu/amd_iommu.c b/trunk/drivers/iommu/amd_iommu.c
index c1c74e030a58..f6f4a62ddf09 100644
--- a/trunk/drivers/iommu/amd_iommu.c
+++ b/trunk/drivers/iommu/amd_iommu.c
@@ -3187,8 +3187,7 @@ int __init amd_iommu_init_dma_ops(void)
 free_domains:
 
 	for_each_iommu(iommu) {
-		if (iommu->default_dom)
-			dma_ops_domain_free(iommu->default_dom);
+		dma_ops_domain_free(iommu->default_dom);
 	}
 
 	return ret;