From f5f119f51a0241f8bbb1f8710fb37119b375539b Mon Sep 17 00:00:00 2001
From: osch <oliver at luced de>
Date: Tue, 4 Sep 2018 21:33:12 +0200
Subject: avoid NULL as parameter to fputs()

---
 src/llthread.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/llthread.c b/src/llthread.c
index 66efe7c..57f8dc3 100644
--- a/src/llthread.c
+++ b/src/llthread.c
@@ -135,7 +135,8 @@ void llthread_log(lua_State *L, const char *hdr, const char *msg){
   if(lua_isnil(L, -1)){
     lua_pop(L, 1);
     fputs(hdr,  stderr);
-    fputs(msg,  stderr);
+    if (msg) fputs(msg,  stderr);
+    else     fputs("(no error message)",  stderr);
     fputc('\n', stderr);
     fflush(stderr);
     return;
-- 
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