From 845fb839e825b60876ef2aceb97fa23c4f97cef4 Mon Sep 17 00:00:00 2001
From: John Emmas <johne53@tiscali.co.uk>
Date: Sun, 28 Aug 2016 10:23:57 +0100
Subject: [PATCH] Fix a crash when we display the 'Plugin Analysis' window (in
 a generic plugin GUI window) and then close the GUI

---
 gtk2_ardour/fft.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gtk2_ardour/fft.cc b/gtk2_ardour/fft.cc
index a4e34bf2aa..ec9af2fd3e 100644
--- 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);
 }