Merge pull request #4268 from dearblue/null-safe-mrb_open_core

NULL safed `mrb_open_core()`
mruby · Feb 9, 2019 · 55e58d8 · 55e58d8
2 parents fc883de + eb6aee1
commit 55e58d8
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/state.c b/src/state.c
@@ -26,6 +26,7 @@ mrb_open_core(mrb_allocf f, void *ud)
   static const struct mrb_context mrb_context_zero = { 0 };
   mrb_state *mrb;
 
+  if (f == NULL) f = mrb_default_allocf;
   mrb = (mrb_state *)(f)(NULL, NULL, sizeof(mrb_state), ud);
   if (mrb == NULL) return NULL;