Index: head/sys/netinet/tcp_sack.c
===================================================================
--- head/sys/netinet/tcp_sack.c
+++ head/sys/netinet/tcp_sack.c
@@ -165,11 +165,6 @@
 
 	KASSERT(SEQ_LT(rcv_start, rcv_end), ("rcv_start < rcv_end"));
 
-	if (tp->t_inpcb->inp_socket->so_options & SO_DEBUG) {
-		log(LOG_DEBUG, "\nDSACK update: %d..%d, rcv_nxt: %u\n",
-		rcv_start, rcv_end, tp->rcv_nxt);
-	}
-
 	if (SEQ_LT(rcv_end, tp->rcv_nxt) ||
 	    ((rcv_end == tp->rcv_nxt) &&
 	     (tp->rcv_numsacks > 0 ) &&