FFT: Fix a minor issue (#4225)

No need to destroy FFTW plan if it has not been built.
AMReX-Codes · Nov 11, 2024 · 0fd2fc7 · 0fd2fc7
1 parent 6502398
commit 0fd2fc7
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/Src/FFT/AMReX_FFT_Helper.H b/Src/FFT/AMReX_FFT_Helper.H
@@ -1251,7 +1251,10 @@ void Plan<T>::init_r2c (IntVectND<M> const& fft_size, void* pbf, void* pbb, bool
 
 #else /* FFTW */
 
-    if (pf == nullptr || pb == nullptr) { return; }
+    if (pf == nullptr || pb == nullptr) {
+        defined = false;
+        return;
+    }
 
     int size_for_row_major[M];
     for (int idim = 0; idim < M; ++idim) {