commit 0c9dbe77378362ddd333790c3b291fd5b8e940ed
from: op <op@openbsd.org>
date: Fri Apr  3 13:21:00 2026 UTC

fix memory leak in config_purge() when dealing CONFIG_PROTOS

original diff from CypherFox (openbsd at cypher-fox com), thanks!
slightly rearranged to be a bit smaller by me, but still equivalent.

commit - 8b2ee1ae14ac9b438a93883d3b80dd27d0b13704
commit + 0c9dbe77378362ddd333790c3b291fd5b8e940ed
blob - 0c5cc26c7f10c00615d2e5fb4232cd279d5d2e27
blob + d5ab25f76f4b1a87ae067410ce3bab8f90986e0a
--- config.c
+++ config.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: config.c,v 1.49 2026/04/03 09:36:21 op Exp $	*/
+/*	$OpenBSD: config.c,v 1.50 2026/04/03 13:21:00 op Exp $	*/
 
 /*
  * Copyright (c) 2011 - 2014 Reyk Floeter <reyk@openbsd.org>
@@ -186,11 +186,6 @@ config_purge(struct relayd *env, u_int reset)
 			while ((rule = TAILQ_FIRST(&proto->rules)) != NULL)
 				rule_delete(&proto->rules, rule);
 			proto->rulecount = 0;
-		}
-	}
-	if (what & CONFIG_PROTOS && env->sc_protos != NULL) {
-		while ((proto = TAILQ_FIRST(env->sc_protos)) != NULL) {
-			TAILQ_REMOVE(env->sc_protos, proto, entry);
 			free(proto->style);
 			free(proto->tlscapass);
 			while ((keyname =