CustomData: add assert to prevent negative array access

2020-09-15 13:17:19 +10:00
parent e51ff29919
commit e86785c514
1 changed files with 1 additions and 0 deletions
--- a/source/blender/blenkernel/intern/customdata.c
+++ b/source/blender/blenkernel/intern/customdata.c
@@ -2350,6 +2350,7 @@ int CustomData_get_layer_index(const CustomData *data, int type)

 int CustomData_get_layer_index_n(const struct CustomData *data, int type, int n)
 {
+  BLI_assert(n >= 0);
  int i = CustomData_get_layer_index(data, type);

  if (i != -1) {