From d5d170252a1065a6b10c3e8d0a7df1aee13a33df Mon Sep 17 00:00:00 2001
From: "Todd C. Miller" <Todd.Miller@sudo.ws>
Date: Mon, 19 Feb 2018 11:00:12 -0700
Subject: [PATCH] In pty_cleanup() we need to call sudo_term_restore() even if
 no I/O plugins are present as long as /dev/tty exists.  Fixes the use_pty
 case with no I/O plugins.

---
 src/exec_pty.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/exec_pty.c b/src/exec_pty.c
index ce7ca3b09..710877395 100644
--- a/src/exec_pty.c
+++ b/src/exec_pty.c
@@ -120,7 +120,7 @@ pty_cleanup(void)
 {
     debug_decl(cleanup, SUDO_DEBUG_EXEC);
 
-    if (!TAILQ_EMPTY(&io_plugins) && io_fds[SFD_USERTTY] != -1)
+    if (io_fds[SFD_USERTTY] != -1)
 	sudo_term_restore(io_fds[SFD_USERTTY], false);
     if (utmp_user != NULL)
 	utmp_logout(slavename, 0);
-- 
2.40.0