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From 3aa1abc4cabaa77bd9d3d05064466990d7e68a59 Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Thu, 18 Nov 2021 11:53:17 +0200
Subject: [PATCH] Fix some Lua stack leaks in our initialization code
---
rpmio/rpmlua.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/rpmio/rpmlua.c b/rpmio/rpmlua.c
index 8459cd8..6ad9119 100644
--- a/rpmio/rpmlua.c
+++ b/rpmio/rpmlua.c
@@ -131,14 +131,18 @@ rpmlua rpmluaNew()
for (lib = extlibs; lib->name; lib++) {
luaL_requiref(L, lib->name, lib->func, 1);
+ lua_pop(L, 1);
}
lua_pushcfunction(L, rpm_print);
lua_setglobal(L, "print");
lua_getglobal(L, "os");
luaL_setfuncs(L, os_overrides, 0);
+ lua_pop(L, 1);
+
lua_getglobal(L, "posix");
luaL_setfuncs(L, posix_overrides, 0);
+ lua_pop(L, 1);
lua_getglobal(L, "package");
lua_pushfstring(L, "%s/%s", rpmConfigDir(), "/lua/?.lua");
--
1.8.3.1
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