X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=ltt%2Fbranches%2Fpoly%2Flttv%2Flttv%2Ffilter.c;h=77c73e286c33a163860a8cbd2ccba7170313dc1f;hb=ef3818b1cfb0e0ac74fe8ee56b7cc326a1d4a587;hp=dbdb16026f63abef0d89b8fa17cefe05b6cf0b8e;hpb=2ea36caf80da2b86d4b565fe3cbded286c7664d7;p=lttv.git

diff --git a/ltt/branches/poly/lttv/lttv/filter.c b/ltt/branches/poly/lttv/lttv/filter.c
index dbdb1602..77c73e28 100644
--- a/ltt/branches/poly/lttv/lttv/filter.c
+++ b/ltt/branches/poly/lttv/lttv/filter.c
@@ -121,13 +121,15 @@ void lttv_filter_tree_destroy(LttvFilter* tree) {
 LttvFilter*
 lttv_filter_clone(LttvFilter* tree) {
 
-    LttvFilter* newtree = lttv_filter_tree_new();
+  if(tree == NULL) return NULL;
+    
+  LttvFilter* newtree = lttv_filter_tree_new();
 
-    /*
-     * TODO : Copy tree into new tree
-     */
+  /*
+   * TODO : Copy tree into new tree
+   */
     
-    return newtree;
+  return newtree;
     
 }