mptcp: print out port and ahmac when receiving ADD_ADDR

This patch printed out more debugging information for the ADD_ADDR suboption parsing on the incoming path. Reviewed-by: Mat Martineau <[email protected]> Signed-off-by: Geliang Tang <[email protected]>
multipath-tcp · Dec 9, 2020 · f561498 · f561498
1 parent faec918
commit f561498
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
@@ -242,9 +242,6 @@ static void mptcp_parse_option(const struct sk_buff *skb,
 
 		mp_opt->add_addr = 1;
 		mp_opt->addr_id = *ptr++;
-		pr_debug("ADD_ADDR%s: id=%d, echo=%d",
-			 (mp_opt->family == MPTCP_ADDR_IPVERSION_6) ? "6" : "",
-			 mp_opt->addr_id, mp_opt->echo);
 		if (mp_opt->family == MPTCP_ADDR_IPVERSION_4) {
 			memcpy((u8 *)&mp_opt->addr.s_addr, (u8 *)ptr, 4);
 			ptr += 4;
@@ -269,6 +266,9 @@ static void mptcp_parse_option(const struct sk_buff *skb,
 			mp_opt->ahmac = get_unaligned_be64(ptr);
 			ptr += 8;
 		}
+		pr_debug("ADD_ADDR%s: id=%d, ahmac=%llu, echo=%d, port=%d",
+			 (mp_opt->family == MPTCP_ADDR_IPVERSION_6) ? "6" : "",
+			 mp_opt->addr_id, mp_opt->ahmac, mp_opt->echo, mp_opt->port);
 		break;
 
 	case MPTCPOPT_RM_ADDR: