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Do not dereference the current window if it is NULL (can be if the

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notification fires after session is destroyed). GitHub issue 5244 from
Ben Maurer.
This commit is contained in:
nicm
2026-06-19 08:21:55 +00:00
parent 14fc4a06a6
commit 035447b08f
1 changed files with 8 additions and 0 deletions
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8
control-notify.c
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@@ -224,6 +224,14 @@ control_notify_session_window_changed(struct session *s)
{ {
struct client *c; struct client *c;
/*
* A deferred session-window-changed notification can fire after the
* session has been destroyed (which sets curw to NULL) but is kept
* alive by the notification's reference. Skip the notification.
*/
if (s->curw == NULL)
return;
TAILQ_FOREACH(c, &clients, entry) { TAILQ_FOREACH(c, &clients, entry) {
if (!CONTROL_SHOULD_NOTIFY_CLIENT(c)) if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
continue; continue;