[PATCH net 12/13] sctp: fix ignoring asoc_id for tcp-style sockets on SCTP_EVENT sockopt

[Xin Long <lucien.xin@xxxxxxxxx>]

A similar fix as Patch "sctp: fix ignoring asoc_id for tcp-style sockets on
SCTP_DEFAULT_SEND_PARAM sockopt" on SCTP_EVENT sockopt.

Fixes: d251f05e3ba2 ("sctp: use SCTP_FUTURE_ASSOC and add SCTP_CURRENT_ASSOC for SCTP_EVENT sockopt")
Signed-off-by: Xin Long <lucien.xin@xxxxxxxxx>
---
 net/sctp/socket.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 6b0ee89..10df48a 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4574,6 +4574,9 @@ static int sctp_setsockopt_event(struct sock *sk, char __user *optval,
 	if (asoc)
 		return sctp_assoc_ulpevent_type_set(&param, asoc);
 
+	if (sctp_style(sk, TCP))
+		param.se_assoc_id = SCTP_FUTURE_ASSOC;
+
 	if (param.se_assoc_id == SCTP_FUTURE_ASSOC ||
 	    param.se_assoc_id == SCTP_ALL_ASSOC)
 		sctp_ulpevent_type_set(&sp->subscribe,
-- 
2.1.0