From: Tim Duesterhus <tim@bastelstu.be>
Date: Sat, 11 Sep 2021 21:17:25 +0000 (+0200)
Subject: BUG/MEDIUM lua: Add missing call to RESET_SAFE_LJMP in hlua_filter_new()
X-Git-Tag: v2.5-dev7~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=22817382566072991f912903d6ac3d2b236e351e;p=thirdparty%2Fhaproxy.git

BUG/MEDIUM lua: Add missing call to RESET_SAFE_LJMP in hlua_filter_new()

In one case before exiting leaving the function the panic handler was not
reset.

Introduced in 69c581a09271e91d306e7b9080502a36abdc415e, which is 2.5+.
No backport required.
---

diff --git a/src/hlua.c b/src/hlua.c
index 72d232491a..915356c09b 100644
--- a/src/hlua.c
+++ b/src/hlua.c
@@ -10005,6 +10005,7 @@ static int hlua_filter_new(struct stream *s, struct filter *filter)
 		/* Check stack size. */
 		if (!lua_checkstack(s->hlua->T, 1)) {
 			SEND_ERR(s->be, "Lua filter '%s': full stack.\n", conf->reg->name);
+			RESET_SAFE_LJMP(s->hlua);
 			ret = 0;
 			goto end;
 		}