From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Fri, 24 May 2019 13:52:01 +0000 (+0100)
Subject: [Minor] Remove string from top to avoid lua stack issues
X-Git-Tag: 2.0~857
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4626766ee1cbe74b33f3194d8dda97880e8c5c2e;p=thirdparty%2Frspamd.git

[Minor] Remove string from top to avoid lua stack issues
---

diff --git a/src/lua/lua_common.c b/src/lua/lua_common.c
index c2940c9abc..f7793748ae 100644
--- a/src/lua/lua_common.c
+++ b/src/lua/lua_common.c
@@ -1693,6 +1693,7 @@ rspamd_lua_get_traceback_string (lua_State *L, luaL_Buffer *buf)
 	const gchar *msg = lua_tostring (L, -1);
 
 	luaL_addstring (buf, msg);
+	lua_pop (L, 1); /* Error string */
 	luaL_addstring (buf, "; trace:");
 	rspamd_lua_traceback_string (L, buf);
 }