Index: hostapd-2022-07-29-b704dc72/hostapd/ctrl_iface.c
===================================================================
--- hostapd-2022-07-29-b704dc72.orig/hostapd/ctrl_iface.c
+++ hostapd-2022-07-29-b704dc72/hostapd/ctrl_iface.c
@@ -5077,7 +5077,7 @@ static void hostapd_ctrl_iface_send_inte
 				       &dst->addr, dst->addrlen);
 			msg.msg_name = &dst->addr;
 			msg.msg_namelen = dst->addrlen;
-			if (sendmsg(sock, &msg, 0) < 0) {
+			if (sendmsg(sock, &msg, MSG_DONTWAIT) < 0) {
 				int _errno = errno;
 				wpa_printf(MSG_INFO, "CTRL_IFACE monitor[%d]: "
 					   "%d - %s",