* #10736: calltree: validate path when we are dropping into an element

gnome/src/contacts/calltree.c

@@ -1246,6 +1246,16 @@ render_drop(GtkTreeModel *model, GtkTreePath *dest_path, GtkTreeViewDropPosition
         return FALSE;
     }
 
+    gboolean result;
+    switch (dest_pos) {
+        case GTK_TREE_VIEW_DROP_BEFORE:
+            DEBUG("DROP_BEFORE, detaching if appropriate");
+            result = try_detach(model, source_iter, &dest_iter);
+            break;
+        case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
+            /* fallthrough */
+        case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
+            DEBUG("DROP_INTO");
             GtkTreePath *source_path = gtk_tree_model_get_path(model, source_iter);
             if (!gtk_tree_path_compare(source_path, dest_path)) {
                 ERROR("invalid drop: source and dest are same");
@@ -1262,16 +1272,6 @@ render_drop(GtkTreeModel *model, GtkTreePath *dest_path, GtkTreeViewDropPosition
             }
             gtk_tree_path_free(source_path);
 
-    gboolean result;
-    switch (dest_pos) {
-        case GTK_TREE_VIEW_DROP_BEFORE:
-            DEBUG("DROP_BEFORE, detaching if appropriate");
-            result = try_detach(model, source_iter, &dest_iter);
-            break;
-        case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
-            /* fallthrough */
-        case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
-            DEBUG("DROP_INTO");
             result = handle_drop_into(model, source_iter, &dest_iter);
             break;
         case GTK_TREE_VIEW_DROP_AFTER: