diff options
Diffstat (limited to 'net/sctp/socket.c')
| -rw-r--r-- | net/sctp/socket.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 45a7c417eb7f..75f35cea4371 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -3844,6 +3844,32 @@ out: return retval; } +static int sctp_setsockopt_add_streams(struct sock *sk, + char __user *optval, + unsigned int optlen) +{ + struct sctp_association *asoc; + struct sctp_add_streams params; + int retval = -EINVAL; + + if (optlen != sizeof(params)) + goto out; + + if (copy_from_user(¶ms, optval, optlen)) { + retval = -EFAULT; + goto out; + } + + asoc = sctp_id2assoc(sk, params.sas_assoc_id); + if (!asoc) + goto out; + + retval = sctp_send_add_streams(asoc, ¶ms); + +out: + return retval; +} + /* API 6.2 setsockopt(), getsockopt() * * Applications use setsockopt() and getsockopt() to set or retrieve @@ -4019,6 +4045,9 @@ static int sctp_setsockopt(struct sock *sk, int level, int optname, case SCTP_RESET_ASSOC: retval = sctp_setsockopt_reset_assoc(sk, optval, optlen); break; + case SCTP_ADD_STREAMS: + retval = sctp_setsockopt_add_streams(sk, optval, optlen); + break; default: retval = -ENOPROTOOPT; break; |