opt/hexchat/0004-fix_segfault_on_lua_pop_with_Lua_5.4.3.patch
2021-04-11 01:16:57 +10:00

31 lines
881 B
Diff

From d6319bd8f21042db62f6c7094066052d894416ef Mon Sep 17 00:00:00 2001
From: Mateusz Gozdek <mgozdekof@gmail.com>
Date: Sun, 4 Apr 2021 21:07:30 +0200
Subject: [PATCH] plugins/lua/lua.c: fix segfault on lua_pop with Lua 5.4.3
Closes #2558
Co-authored-by: "Jan Alexander Steffens (heftig)" <jan.steffens@gmail.com>
Signed-off-by: Mateusz Gozdek <mgozdekof@gmail.com>
---
plugins/lua/lua.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/plugins/lua/lua.c b/plugins/lua/lua.c
index d73fbb230..d1370eafb 100644
--- a/plugins/lua/lua.c
+++ b/plugins/lua/lua.c
@@ -1189,11 +1189,11 @@ static void patch_clibs(lua_State *L)
if(lua_type(L, -2) == LUA_TLIGHTUSERDATA && lua_type(L, -1) == LUA_TTABLE)
{
lua_setfield(L, LUA_REGISTRYINDEX, "_CLIBS");
+ lua_pop(L, 1);
break;
}
lua_pop(L, 1);
}
- lua_pop(L, 1);
}
static GPtrArray *scripts;