patch 9.0.0682: crash when popup with deleted timer is closed
Problem: Crash when popup with deleted timer is closed. (Igbanam
Ogbuluijah)
Solution: Check the timer still exists. (closes #11301)
diff --git a/src/time.c b/src/time.c
index 901222c..f8e8c5a 100644
--- a/src/time.c
+++ b/src/time.c
@@ -777,15 +777,27 @@
return abort;
}
+/*
+ * Return TRUE if "timer" exists in the list of timers.
+ */
+ int
+timer_valid(timer_T *timer)
+{
+ if (timer == NULL)
+ return FALSE;
+ for (timer_T *t = first_timer; t != NULL; t = t->tr_next)
+ if (t == timer)
+ return TRUE;
+ return FALSE;
+}
+
# if defined(EXITFREE) || defined(PROTO)
void
timer_free_all()
{
- timer_T *timer;
-
while (first_timer != NULL)
{
- timer = first_timer;
+ timer_T *timer = first_timer;
remove_timer(timer);
free_timer(timer);
}