diff --git a/include/uapi/linux/vm_sockets_diag.h b/include/uapi/linux/vm_sockets_diag.h
index a732a6f5..6da42f99 100644
--- a/include/uapi/linux/vm_sockets_diag.h
+++ b/include/uapi/linux/vm_sockets_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 /* AF_VSOCK sock_diag(7) interface for querying open sockets */
 
 #ifndef __VM_SOCKETS_DIAG_H__
diff --git a/man/man8/tc-csum.8 b/man/man8/tc-csum.8
index 409ab717..65724b88 100644
--- a/man/man8/tc-csum.8
+++ b/man/man8/tc-csum.8
@@ -53,8 +53,8 @@ SCTP header
 .B SWEETS
 These are merely syntactic sugar and ignored internally.
 .SH EXAMPLES
-The following performs stateless NAT for incoming packets from 192.168.1.100 to
-new destination 18.52.86.120 (0x12345678 in hex). Assuming these are UDP
+The following performs stateless NAT for incoming packets from 192.0.2.100 to
+new destination 198.51.100.1. Assuming these are UDP
 packets, both IP and UDP checksums have to be recalculated:
 
 .RS
diff --git a/misc/ss.c b/misc/ss.c
index b5099d1e..90da93e3 100644
--- a/misc/ss.c
+++ b/misc/ss.c
@@ -751,6 +751,7 @@ struct tcpstat {
 	double		    rcv_rtt;
 	double		    min_rtt;
 	int		    rcv_space;
+	unsigned int        rcv_ssthresh;
 	unsigned long long  busy_time;
 	unsigned long long  rwnd_limited;
 	unsigned long long  sndbuf_limited;
@@ -2058,6 +2059,8 @@ static void tcp_stats_print(struct tcpstat *s)
 		printf(" rcv_rtt:%g", s->rcv_rtt);
 	if (s->rcv_space)
 		printf(" rcv_space:%d", s->rcv_space);
+	if (s->rcv_ssthresh)
+		printf(" rcv_ssthresh:%u", s->rcv_ssthresh);
 	if (s->not_sent)
 		printf(" notsent:%u", s->not_sent);
 	if (s->min_rtt)
@@ -2304,6 +2307,7 @@ static void tcp_show_info(const struct nlmsghdr *nlh, struct inet_diag_msg *r,
 		s.fackets	 = info->tcpi_fackets;
 		s.reordering	 = info->tcpi_reordering;
 		s.rcv_space	 = info->tcpi_rcv_space;
+		s.rcv_ssthresh   = info->tcpi_rcv_ssthresh;
 		s.cwnd		 = info->tcpi_snd_cwnd;
 
 		if (info->tcpi_snd_ssthresh < 0xFFFF)
diff --git a/tc/m_bpf.c b/tc/m_bpf.c
index 1c1f71cd..576f69cc 100644
--- a/tc/m_bpf.c
+++ b/tc/m_bpf.c
@@ -129,6 +129,7 @@ opt_bpf:
 
 	parse_action_control_dflt(&argc, &argv, &parm.action,
 				  false, TC_ACT_PIPE);
+	NEXT_ARG_FWD();
 
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
diff --git a/tc/m_connmark.c b/tc/m_connmark.c
index 37d71854..47c7a8c2 100644
--- a/tc/m_connmark.c
+++ b/tc/m_connmark.c
@@ -82,6 +82,7 @@ parse_connmark(struct action_util *a, int *argc_p, char ***argv_p, int tca_id,
 	}
 
 	parse_action_control_dflt(&argc, &argv, &sel.action, false, TC_ACT_PIPE);
+	NEXT_ARG_FWD();
 
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
diff --git a/tc/m_csum.c b/tc/m_csum.c
index 7b156734..e1352c08 100644
--- a/tc/m_csum.c
+++ b/tc/m_csum.c
@@ -124,6 +124,7 @@ parse_csum(struct action_util *a, int *argc_p,
 	}
 
 	parse_action_control_dflt(&argc, &argv, &sel.action, false, TC_ACT_OK);
+	NEXT_ARG_FWD();
 
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
diff --git a/tc/m_gact.c b/tc/m_gact.c
index e7d91dab..b30b0420 100644
--- a/tc/m_gact.c
+++ b/tc/m_gact.c
@@ -87,14 +87,13 @@ parse_gact(struct action_util *a, int *argc_p, char ***argv_p,
 	if (argc < 0)
 		return -1;
 
-
-	if (matches(*argv, "gact") == 0) {
-		argc--;
-		argv++;
-	} else if (parse_action_control(&argc, &argv, &p.action, false) == -1) {
+	if (matches(*argv, "gact") != 0 &&
+		parse_action_control(&argc, &argv, &p.action, false) == -1) {
 		usage();	/* does not return */
 	}
 
+	NEXT_ARG_FWD();
+
 #ifdef CONFIG_GACT_PROB
 	if (argc > 0) {
 		if (matches(*argv, "random") == 0) {
@@ -114,6 +113,7 @@ parse_gact(struct action_util *a, int *argc_p, char ***argv_p,
 			if (parse_action_control(&argc, &argv,
 						 &pp.paction, false) == -1)
 				usage();
+			NEXT_ARG_FWD();
 			if (get_u16(&pp.pval, *argv, 10)) {
 				fprintf(stderr,
 					"Illegal probability val 0x%x\n",
diff --git a/tc/m_ife.c b/tc/m_ife.c
index 205efc9f..4647f6a6 100644
--- a/tc/m_ife.c
+++ b/tc/m_ife.c
@@ -159,6 +159,7 @@ static int parse_ife(struct action_util *a, int *argc_p, char ***argv_p,
 
 	parse_action_control_dflt(&argc, &argv, &p.action, false, TC_ACT_PIPE);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_mirred.c b/tc/m_mirred.c
index 3870d3a4..aa7ce6d9 100644
--- a/tc/m_mirred.c
+++ b/tc/m_mirred.c
@@ -202,8 +202,10 @@ parse_direction(struct action_util *a, int *argc_p, char ***argv_p,
 	}
 
 
-	if (p.eaction == TCA_EGRESS_MIRROR || p.eaction == TCA_INGRESS_MIRROR)
+	if (p.eaction == TCA_EGRESS_MIRROR || p.eaction == TCA_INGRESS_MIRROR) {
 		parse_action_control(&argc, &argv, &p.action, false);
+		NEXT_ARG_FWD();
+	}
 
 	if (argc) {
 		if (iok && matches(*argv, "index") == 0) {
diff --git a/tc/m_nat.c b/tc/m_nat.c
index 1e4ff51f..f5de4d4c 100644
--- a/tc/m_nat.c
+++ b/tc/m_nat.c
@@ -116,6 +116,7 @@ parse_nat(struct action_util *a, int *argc_p, char ***argv_p, int tca_id, struct
 
 	parse_action_control_dflt(&argc, &argv, &sel.action, false, TC_ACT_OK);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_pedit.c b/tc/m_pedit.c
index 26549eee..dc57f14a 100644
--- a/tc/m_pedit.c
+++ b/tc/m_pedit.c
@@ -672,6 +672,7 @@ int parse_pedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id,
 
 	parse_action_control_dflt(&argc, &argv, &sel.sel.action, false, TC_ACT_OK);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_sample.c b/tc/m_sample.c
index ff5ee6bd..31774c0e 100644
--- a/tc/m_sample.c
+++ b/tc/m_sample.c
@@ -100,6 +100,7 @@ static int parse_sample(struct action_util *a, int *argc_p, char ***argv_p,
 
 	parse_action_control_dflt(&argc, &argv, &p.action, false, TC_ACT_PIPE);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_skbedit.c b/tc/m_skbedit.c
index aa374fcb..c41a7bb0 100644
--- a/tc/m_skbedit.c
+++ b/tc/m_skbedit.c
@@ -123,6 +123,7 @@ parse_skbedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id,
 	parse_action_control_dflt(&argc, &argv, &sel.action,
 				  false, TC_ACT_PIPE);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_skbmod.c b/tc/m_skbmod.c
index 561b73fb..bc268dfd 100644
--- a/tc/m_skbmod.c
+++ b/tc/m_skbmod.c
@@ -124,6 +124,7 @@ static int parse_skbmod(struct action_util *a, int *argc_p, char ***argv_p,
 
 	parse_action_control_dflt(&argc, &argv, &p.action, false, TC_ACT_PIPE);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_tunnel_key.c b/tc/m_tunnel_key.c
index 1cdd0356..2dc91879 100644
--- a/tc/m_tunnel_key.c
+++ b/tc/m_tunnel_key.c
@@ -175,6 +175,7 @@ static int parse_tunnel_key(struct action_util *a, int *argc_p, char ***argv_p,
 	parse_action_control_dflt(&argc, &argv, &parm.action,
 				  false, TC_ACT_PIPE);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/m_vlan.c b/tc/m_vlan.c
index 161759fd..edae0d1e 100644
--- a/tc/m_vlan.c
+++ b/tc/m_vlan.c
@@ -131,6 +131,7 @@ static int parse_vlan(struct action_util *a, int *argc_p, char ***argv_p,
 	parse_action_control_dflt(&argc, &argv, &parm.action,
 				  false, TC_ACT_PIPE);
 
+	NEXT_ARG_FWD();
 	if (argc) {
 		if (matches(*argv, "index") == 0) {
 			NEXT_ARG();
diff --git a/tc/tc_util.c b/tc/tc_util.c
index 18879056..ee9a70aa 100644
--- a/tc/tc_util.c
+++ b/tc/tc_util.c
@@ -586,7 +586,6 @@ static int __parse_action_control(int *argc_p, char ***argv_p, int *result_p,
 		}
 		result |= jump_cnt;
 	}
-	NEXT_ARG_FWD();
 	*argc_p = argc;
 	*argv_p = argv;
 	*result_p = result;