add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/net/can/j1939/socket.c
..
..
@@ -798,7 +798,7 @@
798
798
 	struct j1939_sk_buff_cb *skcb;
799
799
 	int ret = 0;
800
800
 
801
-	if (flags & ~(MSG_DONTWAIT | MSG_ERRQUEUE))
801
+	if (flags & ~(MSG_DONTWAIT | MSG_ERRQUEUE | MSG_CMSG_COMPAT))
802
802
 		return -EINVAL;
803
803
 
804
804
 	if (flags & MSG_ERRQUEUE)
..
..
@@ -1013,6 +1013,11 @@
1013
1013
 
1014
1014
 void j1939_sk_send_loop_abort(struct sock *sk, int err)
1015
1015
 {
1016
+	struct j1939_sock *jsk = j1939_sk(sk);
1017
+
1018
+	if (jsk->state & J1939_SOCK_ERRQUEUE)
1019
+		return;
1020
+
1016
1021
 	sk->sk_err = err;
1017
1022
 
1018
1023
 	sk->sk_error_report(sk);