Fixing potential memory leak in radixglls.

radixglls/linalg.cc

@@ -403,9 +403,9 @@ GllsMatrix FactorizedMatrix::inverse() const
         work,
         &info);
     //
-    lapack_require(info, "dsytri");
     radix_line("Optimal lwork(dsytri) is " << work[0] << " with n=" << n);
     delete[] work;
+    lapack_require(info, "dsytri");
     // de-serialize the result
     GllsMatrix inverse = GllsMatrix::from_colmajor(inverse_colmajor, m_nrows, m_nrows);
     // unfold the result