Sanity-check arguments to event_base_active_by_fd()

1 files changed, 1 insertions, 1 deletions

diff --git a/event.c b/event.c
index ed9a8981..7a2cb20d 100644
--- a/event.c
+++ b/event.c
@@ -3636,7 +3636,7 @@ void
 event_base_active_by_fd(struct event_base *base, evutil_socket_t fd, short events)
 {
 	EVBASE_ACQUIRE_LOCK(base, th_base_lock);
-	evmap_io_active_(base, fd, events);
+	evmap_io_active_(base, fd, events & (EV_READ|EV_WRITE|EV_TIMEOUT));
 	EVBASE_RELEASE_LOCK(base, th_base_lock);
 }