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Diffstat (limited to 'net/mptcp')
-rw-r--r--net/mptcp/sockopt.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c
index ee5d58747ce7..1ad6092811e5 100644
--- a/net/mptcp/sockopt.c
+++ b/net/mptcp/sockopt.c
@@ -95,6 +95,12 @@ static void mptcp_sol_socket_sync_intval(struct mptcp_sock *msk, int optname, in
ssk->sk_userlocks |= SOCK_RCVBUF_LOCK;
WRITE_ONCE(ssk->sk_rcvbuf, sk->sk_rcvbuf);
break;
+ case SO_MARK:
+ if (READ_ONCE(ssk->sk_mark) != sk->sk_mark) {
+ ssk->sk_mark = sk->sk_mark;
+ sk_dst_reset(ssk);
+ }
+ break;
}
subflow->setsockopt_seq = msk->setsockopt_seq;
@@ -132,6 +138,7 @@ static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname,
case SO_KEEPALIVE:
mptcp_sol_socket_sync_intval(msk, optname, val);
return 0;
+ case SO_MARK:
case SO_PRIORITY:
case SO_SNDBUF:
case SO_SNDBUFFORCE:
@@ -222,6 +229,7 @@ static int mptcp_setsockopt_sol_socket(struct mptcp_sock *msk, int optname,
case SO_SNDBUFFORCE:
case SO_RCVBUF:
case SO_RCVBUFFORCE:
+ case SO_MARK:
return mptcp_setsockopt_sol_socket_int(msk, optname, optval, optlen);
case SO_LINGER:
return mptcp_setsockopt_sol_socket_linger(msk, optval, optlen);