X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/7e4a7d3939db04e70062ae6c7bf24b8c8b2f5a7c..c331a0bec715536613c8dd5f34a4e115d5b15824:/bsd/netinet/tcp_input.c?ds=inline

diff --git a/bsd/netinet/tcp_input.c b/bsd/netinet/tcp_input.c
index e7fda107f..b65e9d5c6 100644
--- a/bsd/netinet/tcp_input.c
+++ b/bsd/netinet/tcp_input.c
@@ -1007,6 +1007,10 @@ findpcb:
 		goto drop;
 #endif
 
+	/* Radar 7377561: Avoid processing packets while closing a listen socket */
+	if (tp->t_state == TCPS_LISTEN && (so->so_options & SO_ACCEPTCONN) == 0) 
+		goto drop;
+
 	if (so->so_options & (SO_DEBUG|SO_ACCEPTCONN)) {
 #if TCPDEBUG
 		if (so->so_options & SO_DEBUG) {
@@ -1296,7 +1300,6 @@ findpcb:
 			KERNEL_DEBUG(DBG_FNC_TCP_NEWCONN | DBG_FUNC_END,0,0,0,0,0);
 		}
 	}
-
 #if 1
 	lck_mtx_assert(((struct inpcb *)so->so_pcb)->inpcb_mtx, LCK_MTX_ASSERT_OWNED);
 #endif
@@ -1369,7 +1372,7 @@ findpcb:
 	}
 	
 #if TRAFFIC_MGT
-	if (so->so_traffic_mgt_flags & TRAFFIC_MGT_SO_BACKGROUND) {
+	if (so->so_traffic_mgt_flags & TRAFFIC_MGT_SO_BG_REGULATE) {
 		tcpstat.tcps_bg_rcvtotal++;
 
 		 /* Take snapshots of pkts recv;