sctp: use SCTP_FUTURE_ASSOC for SCTP_RTOINFO sockopt

Check with SCTP_FUTURE_ASSOC instead in
sctp_set/getsockopt_rtoinfo, it's compatible with 0.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2019-01-28 15:08:25 +08:00 committed by David S. Miller
parent b99e5e028b
commit 7adb5ed5ee

View File

@ -3145,7 +3145,8 @@ static int sctp_setsockopt_rtoinfo(struct sock *sk, char __user *optval, unsigne
asoc = sctp_id2assoc(sk, rtoinfo.srto_assoc_id);
/* Set the values to the specific association */
if (!asoc && rtoinfo.srto_assoc_id && sctp_style(sk, UDP))
if (!asoc && rtoinfo.srto_assoc_id != SCTP_FUTURE_ASSOC &&
sctp_style(sk, UDP))
return -EINVAL;
rto_max = rtoinfo.srto_max;
@ -6298,7 +6299,8 @@ static int sctp_getsockopt_rtoinfo(struct sock *sk, int len,
asoc = sctp_id2assoc(sk, rtoinfo.srto_assoc_id);
if (!asoc && rtoinfo.srto_assoc_id && sctp_style(sk, UDP))
if (!asoc && rtoinfo.srto_assoc_id != SCTP_FUTURE_ASSOC &&
sctp_style(sk, UDP))
return -EINVAL;
/* Values corresponding to the specific association. */