From: Jérémie Astor <astor.jeremie@wanadoo.fr>
Date: Sun, 15 Dec 2019 11:50:53 +0000 (+0100)
Subject: :art: Check for NULL in UsrUgenTick
X-Git-Tag: nightly~1987
X-Git-Url: http://10.10.0.4:5575/?a=commitdiff_plain;h=0b19a125bbcf2fe322c56c1c4e2af3a8d9c6f351;p=gwion.git

:art: Check for NULL in UsrUgenTick
---

diff --git a/src/lib/modules.c b/src/lib/modules.c
index 5c75eaa1..ff897dfa 100644
--- a/src/lib/modules.c
+++ b/src/lib/modules.c
@@ -248,6 +248,8 @@ static INSTR(UsrUGenTick) {
   const m_uint offset = !instr->m_val ? SZ_INT : 0;
   shred->reg -= SZ_INT*2 - offset;
   const M_Object o = *(M_Object*)(shred->reg + SZ_INT - offset);
+  if(!o)
+    Except(shred, "[NullPtrException]");
   struct UUGen_ *uu = UGEN(o)->module.gen.data;
   if(uu->shred)
     free_vm_shred(uu->shred);