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authorXin Long <lucien.xin@gmail.com>2019-01-28 15:08:28 +0800
committerDavid S. Miller <davem@davemloft.net>2019-01-30 00:44:06 -0800
commit48c072174dea73c4c36ba95df87c1b4d6083df11 (patch)
treef9a8904a91dfcf0f4c56bd5ef9eb4241d71dca5b /net/sctp
parent6fd769beb0d9451739acaecebe8266550aafd268 (diff)
downloadlinux-stericsson-48c072174dea73c4c36ba95df87c1b4d6083df11.tar.gz
sctp: use SCTP_FUTURE_ASSOC for SCTP_LOCAL_AUTH_CHUNKS sockopt
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> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp')
-rw-r--r--net/sctp/socket.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index f38c9127e858..7df2123ae64c 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;