diff --git a/[refs] b/[refs]
index 96e44f40f909..864327c244ec 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0efc4883a6b3de12476cd7a35e638c0a9f5fd75f
+refs/heads/master: 52d0df153c987e4ad57d15f5df91848f65858e5d
diff --git a/trunk/drivers/infiniband/hw/mthca/mthca_memfree.c b/trunk/drivers/infiniband/hw/mthca/mthca_memfree.c
index d72fe95cba08..5798ed00d83d 100644
--- a/trunk/drivers/infiniband/hw/mthca/mthca_memfree.c
+++ b/trunk/drivers/infiniband/hw/mthca/mthca_memfree.c
@@ -485,6 +485,8 @@ void mthca_cleanup_user_db_tab(struct mthca_dev *dev, struct mthca_uar *uar,
 			put_page(db_tab->page[i].mem.page);
 		}
 	}
+
+	kfree(db_tab);
 }
 
 int mthca_alloc_db(struct mthca_dev *dev, enum mthca_db_type type,