[PATCH net-next 06/24] sctp: use SCTP_FUTURE_ASSOC for SCTP_LOCAL_AUTH_CHUNKS sockopt
From: Xin Long <lucien.xin@gmail.com>
Date: 2019-01-28 07:09:40
Also in:
linux-sctp
Subsystem:
networking [general], sctp protocol, the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Marcelo Ricardo Leitner, Xin Long, Linus Torvalds
Check with SCTP_FUTURE_ASSOC instead in sctp_getsockopt_local_auth_chunks, it's compatible with 0. Signed-off-by: Xin Long <lucien.xin@gmail.com> --- net/sctp/socket.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index f38c912..7df2123 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c@@ -6767,14 +6767,12 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len, to = p->gauth_chunks; asoc = sctp_id2assoc(sk, val.gauth_assoc_id); - if (!asoc && val.gauth_assoc_id && sctp_style(sk, UDP)) + if (!asoc && val.gauth_assoc_id != SCTP_FUTURE_ASSOC && + sctp_style(sk, UDP)) return -EINVAL; - if (asoc) - ch = (struct sctp_chunks_param *)asoc->c.auth_chunks; - else - ch = ep->auth_chunk_list; - + ch = asoc ? (struct sctp_chunks_param *)asoc->c.auth_chunks + : ep->auth_chunk_list; if (!ch) goto num;
--
2.1.0