From af4f9e6a93b629fb6defa2a229ec828885b9d187 Mon Sep 17 00:00:00 2001
From: Paul Brossier <piem@piem.org>
Date: Mon, 6 Aug 2018 13:41:52 +0200
Subject: [PATCH] src/pitch/pitchyinfft.c: fix out of bound read when
 samplerate > 50kHz (closes: #189)

---
 src/pitch/pitchyinfft.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/pitch/pitchyinfft.c b/src/pitch/pitchyinfft.c
index f213ef2406cf..493ca08d40e0 100644
--- a/src/pitch/pitchyinfft.c
+++ b/src/pitch/pitchyinfft.c
@@ -44,7 +44,7 @@ static const smpl_t freqs[] = {
      0.,    20.,    25.,   31.5,    40.,    50.,    63.,    80.,   100.,   125.,
    160.,   200.,   250.,   315.,   400.,   500.,   630.,   800.,  1000.,  1250.,
   1600.,  2000.,  2500.,  3150.,  4000.,  5000.,  6300.,  8000.,  9000., 10000.,
- 12500., 15000., 20000., 25100
+ 12500., 15000., 20000., 25100., -1.
 };
 
 static const smpl_t weight[] = {
@@ -72,7 +72,8 @@ new_aubio_pitchyinfft (uint_t samplerate, uint_t bufsize)
   p->weight = new_fvec (bufsize / 2 + 1);
   for (i = 0; i < p->weight->length; i++) {
     freq = (smpl_t) i / (smpl_t) bufsize *(smpl_t) samplerate;
-    while (freq > freqs[j]) {
+    while (freq > freqs[j] && freqs[j] > 0) {
+      AUBIO_DBG("freq %3.5f > %3.5f \tsamplerate %d (Hz) \t(weight length %d, bufsize %d) %d %d\n", freq, freqs[j], samplerate, p->weight->length, bufsize, i, j);
       j += 1;
     }
     a0 = weight[j - 1];
-- 
2.18.0