/* resp.response_length is set in ECE supported flows only */
if (!err && resp.response_length &&
udata->outlen >= resp.response_length)
- /*
- * We don't check return value of the function below
- * on purpose, because it is unclear how to unwind the
- * error flow after QP was modified to the new state.
- */
- ib_copy_to_udata(udata, &resp, resp.response_length);
+ /* Return -EFAULT to the user and expect him to destroy QP. */
+ err = ib_copy_to_udata(udata, &resp, resp.response_length);
out:
mutex_unlock(&qp->mutex);