+static int sctp_getsockopt_scheduler(struct sock *sk, int len,
+ char __user *optval,
+ int __user *optlen)
+{
+ struct sctp_assoc_value params;
+ struct sctp_association *asoc;
+ int retval = -EFAULT;
+
+ if (len < sizeof(params)) {
+ retval = -EINVAL;
+ goto out;
+ }
+
+ len = sizeof(params);
+ if (copy_from_user(¶ms, optval, len))
+ goto out;
+
+ asoc = sctp_id2assoc(sk, params.assoc_id);
+ if (!asoc) {
+ retval = -EINVAL;
+ goto out;
+ }
+
+ params.assoc_value = sctp_sched_get_sched(asoc);
+
+ if (put_user(len, optlen))
+ goto out;
+
+ if (copy_to_user(optval, ¶ms, len))
+ goto out;
+
+ retval = 0;
+
+out:
+ return retval;
+}
+