upstream: fix memory leak of mux_ctx; patch from Sergiy Lozovsky

via bz3189 ok dtucker

OpenBSD-Commit-ID: db249bd4526fd42d0f4f43f72f7b8b7705253bde

diff --git a/channels.c b/channels.c
index 95a51e21b27114838f6e2089aa48f8c1050561a7..14f958fa62d013b220773ffaea25a09bf8692f4f 100644 (file)
--- a/channels.c
+++ b/channels.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: channels.c,v 1.398 2020/04/25 06:59:36 dtucker Exp $ */
+/* $OpenBSD: channels.c,v 1.399 2020/07/03 05:08:41 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -621,6 +621,8 @@ channel_free(struct ssh *ssh, Channel *c)
        c->path = NULL;
        free(c->listening_addr);
        c->listening_addr = NULL;
+       free(c->mux_ctx);
+       c->mux_ctx = NULL;
        while ((cc = TAILQ_FIRST(&c->status_confirms)) != NULL) {
                if (cc->abandon_cb != NULL)
                        cc->abandon_cb(ssh, c, cc->ctx);