Fix a crash when we display the 'Plugin Analysis' window (in a generic plugin GUI...

diff --git a/gtk2_ardour/fft.cc b/gtk2_ardour/fft.cc
index a4e34bf2aafedbb56116c372772ef017c2320506..ec9af2fd3e086faf0fa90b7e605cc27faaf614d8 100644 (file)
--- a/gtk2_ardour/fft.cc
+++ b/gtk2_ardour/fft.cc
@@ -140,6 +140,6 @@ FFT::~FFT()
        fftwf_destroy_plan(_plan);
        free(_power_at_bin);
        free(_phase_at_bin);
-       free(_fftOutput);
-       free(_fftInput);
+       fftwf_free(_fftOutput);
+       fftwf_free(_fftInput);
 }