From b1efcef745b474f49dd9b0af61f771ccbc678b3c Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Tue, 15 Nov 2011 16:43:43 +0100
Subject: [PATCH] FFI: Add missing GC barrier for callback registration.

---
 src/lj_ccallback.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lj_ccallback.c b/src/lj_ccallback.c
index 8aab7f36..597b3c11 100644
--- a/src/lj_ccallback.c
+++ b/src/lj_ccallback.c
@@ -453,6 +453,7 @@ void *lj_ccallback_new(CTState *cts, CType *ct, GCfunc *fn)
     MSize slot = callback_slot_new(cts, ct);
     GCtab *t = cts->miscmap;
     setfuncV(cts->L, lj_tab_setint(cts->L, t, (int32_t)slot), fn);
+    lj_gc_anybarriert(cts->L, t);
     return callback_slot2ptr(cts, slot);
   }
   return NULL;  /* Bad conversion. */