1 files changed, 1 insertions, 0 deletions
diff --git a/src/cell.c b/src/cell.c
index 757ce649..78fc76e1 100644
--- a/src/cell.c
+++ b/src/cell.c
@@ -88,6 +88,7 @@ UnitCell *cell_new()
 
 void cell_free(UnitCell *cell)
 {
+	if ( cell == NULL ) return;
 	free(cell->pointgroup);
 	free(cell);
 }