From 3aba02c166697d2facaa95c8b080ac364f442fb2 Mon Sep 17 00:00:00 2001
From: Erno Kilpelainen <erno.kilpelainen@kone.com>
Date: Fri, 5 Jun 2026 10:48:07 +0000
Subject: [PATCH] Fix High severity coverity finding: CWE-404 (Resource leak)
 (https://cwe.mitre.org/data/definitions/404.html)

---
 test/twotonetest.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/twotonetest.c b/test/twotonetest.c
index e93fac3..bb44498 100644
--- a/test/twotonetest.c
+++ b/test/twotonetest.c
@@ -75,6 +75,9 @@ double two_tone_test( int nfft, int bin1,int bin2)
             sigpow += mag2;
     }
     kiss_fft_cleanup();
+    free(cfg);
+    free(tbuf);
+    free(kout);
     /*printf("TEST %d,%d,%d noise @ %fdB\n",nfft,bin1,bin2,10*log10(noisepow/sigpow +1e-30) );*/
     return 10*log10(sigpow/(noisepow+1e-50) );
 }