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-rw-r--r--widgets/table/e-tree-model.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/widgets/table/e-tree-model.c b/widgets/table/e-tree-model.c
index 725b4f02fd..193a79914d 100644
--- a/widgets/table/e-tree-model.c
+++ b/widgets/table/e-tree-model.c
@@ -564,6 +564,7 @@ gboolean
e_tree_model_node_is_expandable (ETreeModel *etree, ETreePath node)
{
g_return_val_if_fail(etree != NULL, FALSE);
+ g_return_val_if_fail(node != NULL, FALSE);
if (ETM_CLASS(etree)->is_expandable)
return ETM_CLASS(etree)->is_expandable(etree, node);