1 files changed, 8 insertions, 4 deletions
diff --git a/source/blender/freestyle/intern/scene_graph/NodeGroup.cpp b/source/blender/freestyle/intern/scene_graph/NodeGroup.cpp
index 7ea495c4166..4bbb4a6c58a 100644
--- a/source/blender/freestyle/intern/scene_graph/NodeGroup.cpp
+++ b/source/blender/freestyle/intern/scene_graph/NodeGroup.cpp
@@ -27,8 +27,9 @@ namespace Freestyle {
 
 void NodeGroup::AddChild(Node *iChild)
 {
-  if (NULL == iChild)
+  if (NULL == iChild) {
     return;
+  }
 
   _Children.push_back(iChild);
   iChild->addRef();
@@ -44,8 +45,9 @@ int NodeGroup::destroy()
   int refThis = Node::destroy();
 
   // if refThis != 0, we can't destroy the tree
-  if (0 != refThis)
+  if (0 != refThis) {
     return refThis;
+  }
 
   // If we are here, that means that nobody else needs our NodeGroup and we can destroy it.
   int refCount = 0;
@@ -53,8 +55,9 @@ int NodeGroup::destroy()
 
   for (node = _Children.begin(); node != _Children.end(); ++node) {
     refCount = (*node)->destroy();
-    if (0 == refCount)
+    if (0 == refCount) {
       delete (*node);
+    }
   }
 
   _Children.clear();
@@ -68,8 +71,9 @@ void NodeGroup::accept(SceneVisitor &v)
 
   v.visitNodeGroupBefore(*this);
   for (vector<Node *>::iterator node = _Children.begin(), end = _Children.end(); node != end;
-       ++node)
+       ++node) {
     (*node)->accept(v);
+  }
   v.visitNodeGroupAfter(*this);
 }