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Code Issues Releases Wiki Activity

When freeing an event base, reset ev->base to NULL for associated events.

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This commit is contained in:
Todd C. Miller
2019-11-15 13:35:19 -07:00
parent 3689839a0e
commit f6acc134f4
1 changed files with 2 additions and 0 deletions
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2
lib/util/event.c
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@@ -236,10 +236,12 @@ sudo_ev_base_free_v1(struct sudo_event_base *base)
/* Remove any existing events before freeing the base. */ /* Remove any existing events before freeing the base. */
TAILQ_FOREACH_SAFE(ev, &base->events, entries, next) { TAILQ_FOREACH_SAFE(ev, &base->events, entries, next) {
sudo_ev_del(base, ev); sudo_ev_del(base, ev);
ev->base = NULL;
} }
for (i = 0; i < NSIG; i++) { for (i = 0; i < NSIG; i++) {
TAILQ_FOREACH_SAFE(ev, &base->signals[i], entries, next) { TAILQ_FOREACH_SAFE(ev, &base->signals[i], entries, next) {
sudo_ev_del(base, ev); sudo_ev_del(base, ev);
ev->base = NULL;
} }
free(base->siginfo[i]); free(base->siginfo[i]);
free(base->orig_handlers[i]); free(base->orig_handlers[i]);