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Do not crash when synchronizing groups and there is no current window.

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GitHub issue 5467 from Ju-an Zhang.
This commit is contained in:
nicm
2026-08-05 07:35:35 +00:00
committed by tmux update bot
parent fe384e06bc
commit 1995b5559d
1 changed files with 4 additions and 2 deletions
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6
session.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: session.c,v 1.106 2026/07/13 13:01:14 nicm Exp $ */ /* $OpenBSD: session.c,v 1.107 2026/08/05 07:35:35 nicm Exp $ */
/* /*
* Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -711,8 +711,10 @@ session_group_synchronize1(struct session *target, struct session *s)
/* Fix up the current window. */ /* Fix up the current window. */
if (s->curw != NULL) if (s->curw != NULL)
s->curw = winlink_find_by_index(&s->windows, s->curw->idx); s->curw = winlink_find_by_index(&s->windows, s->curw->idx);
else else if (target->curw != NULL)
s->curw = winlink_find_by_index(&s->windows, target->curw->idx); s->curw = winlink_find_by_index(&s->windows, target->curw->idx);
if (s->curw == NULL)
s->curw = RB_MIN(winlinks, &s->windows);
/* Fix up the last window stack. */ /* Fix up the last window stack. */
memcpy(&old_lastw, &s->lastw, sizeof old_lastw); memcpy(&old_lastw, &s->lastw, sizeof old_lastw);