Index: sys/kern/kern_poll.c
===================================================================
--- sys/kern/kern_poll.c
+++ sys/kern/kern_poll.c
@@ -367,6 +367,9 @@
 	struct timeval t;
 	int kern_load;
 
+	if (poll_handlers == 0)
+		return;
+
 	mtx_lock(&poll_mtx);
 	if (!netisr_pollmore_scheduled) {
 		mtx_unlock(&poll_mtx);
@@ -424,6 +427,9 @@
 	int i, cycles;
 	enum poll_cmd arg = POLL_ONLY;
 
+	if (poll_handlers == 0)
+		return;
+
 	mtx_lock(&poll_mtx);
 	if (!netisr_poll_scheduled) {
 		mtx_unlock(&poll_mtx);