message: simplify JFNK codepath
diff: @@ -1568,11 +1568,7 @@ void KINSolver::SetOperator(const Operator &op)
  MFEM_ASSERT(flag == KIN_SUCCESS, "error in KINSetUserData()");
  // Set the linear solver
  - if (jfnk)
  - {
  - SetJFNKSolver(*prec);
  - }
  - else if (prec)
  + if (prec || jfnk)
  {
  KINSolver::SetSolver(*prec);
  }
  