diff options
| -rw-r--r-- | net/sctp/socket.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index b52acbf231ab..ca369447237a 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -4326,29 +4326,23 @@ out: } static int sctp_setsockopt_auth_supported(struct sock *sk, - char __user *optval, + struct sctp_assoc_value *params, unsigned int optlen) { - struct sctp_assoc_value params; struct sctp_association *asoc; struct sctp_endpoint *ep; int retval = -EINVAL; - if (optlen != sizeof(params)) - goto out; - - if (copy_from_user(¶ms, optval, optlen)) { - retval = -EFAULT; + if (optlen != sizeof(*params)) goto out; - } - asoc = sctp_id2assoc(sk, params.assoc_id); - if (!asoc && params.assoc_id != SCTP_FUTURE_ASSOC && + asoc = sctp_id2assoc(sk, params->assoc_id); + if (!asoc && params->assoc_id != SCTP_FUTURE_ASSOC && sctp_style(sk, UDP)) goto out; ep = sctp_sk(sk)->ep; - if (params.assoc_value) { + if (params->assoc_value) { retval = sctp_auth_init(ep, GFP_KERNEL); if (retval) goto out; @@ -4358,7 +4352,7 @@ static int sctp_setsockopt_auth_supported(struct sock *sk, } } - ep->auth_enable = !!params.assoc_value; + ep->auth_enable = !!params->assoc_value; retval = 0; out: @@ -4638,7 +4632,7 @@ static int sctp_setsockopt(struct sock *sk, int level, int optname, retval = sctp_setsockopt_asconf_supported(sk, kopt, optlen); break; case SCTP_AUTH_SUPPORTED: - retval = sctp_setsockopt_auth_supported(sk, optval, optlen); + retval = sctp_setsockopt_auth_supported(sk, kopt, optlen); break; case SCTP_ECN_SUPPORTED: retval = sctp_setsockopt_ecn_supported(sk, optval, optlen); |