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Discard keys if there is no session, fixes crash reported by Artyom

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Pertsovsky.
This commit is contained in:
nicm
2026-09-25 10:37:05 +00:00
committed by tmux update bot
parent d87bd430b9
commit 7a816f90e7
1 changed files with 11 additions and 1 deletions
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12
tty-keys.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: tty-keys.c,v 1.214 2026/08/18 09:01:20 nicm Exp $ */ /* $OpenBSD: tty-keys.c,v 1.215 2026/09/25 10:37:05 nicm Exp $ */
/* /*
* Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -761,6 +761,16 @@ tty_keys_next(struct tty *tty)
return (0); return (0);
log_debug("%s: keys are %zu (%.*s)", c->name, len, (int)len, buf); log_debug("%s: keys are %zu (%.*s)", c->name, len, (int)len, buf);
/* If the client has no session, there is nowhere to send input. */
if (c->session == NULL) {
log_debug("%s: discard keys with no session", c->name);
if (event_initialized(&tty->key_timer))
evtimer_del(&tty->key_timer);
tty->flags &= ~TTY_TIMER;
evbuffer_drain(tty->in, len);
return (1);
}
/* Is this a clipboard response? */ /* Is this a clipboard response? */
switch (tty_keys_clipboard(tty, buf, len, &size)) { switch (tty_keys_clipboard(tty, buf, len, &size)) {
case 0: /* yes */ case 0: /* yes */