Check return value when using LEV_OPT_DEFERRED_ACCEPT. Found by coverity

1 files changed, 4 insertions, 1 deletions

diff --git a/listener.c b/listener.c
index a39c4dfc..276eb06e 100644
--- a/listener.c
+++ b/listener.c
@@ -239,7 +239,10 @@ evconnlistener_new_bind(struct event_base *base, evconnlistener_cb cb,
 	}
 
 	if (flags & LEV_OPT_DEFERRED_ACCEPT) {
-		evutil_make_tcp_listen_socket_deferred(fd);
+		if (evutil_make_tcp_listen_socket_deferred(fd) < 0) {
+			evutil_closesocket(fd);
+			return NULL;
+		}
 	}
 
 	if (sa) {