From: Paul Brossier <piem@piem.org>
Date: Wed, 28 Nov 2018 02:33:01 +0000 (+0100)
Subject: [utils] hist with size null fails
X-Git-Tag: 0.4.9~145
X-Git-Url: https://git.aubio.org/?a=commitdiff_plain;h=042d77d68f9556d1ab39d20adec6292cf26fe20d;p=aubio.git

[utils] hist with size null fails
---

diff --git a/src/utils/hist.c b/src/utils/hist.c
index 9b5ab10a..e0e24864 100644
--- a/src/utils/hist.c
+++ b/src/utils/hist.c
@@ -43,6 +43,9 @@ aubio_hist_t * new_aubio_hist (smpl_t flow, smpl_t fhig, uint_t nelems){
   smpl_t step = (fhig-flow)/(smpl_t)(nelems);
   smpl_t accum = step;
   uint_t i;
+  if ((sint_t)nelems <= 0) {
+    return NULL;
+  }
   s->nelems = nelems;
   s->hist = new_fvec(nelems);
   s->cent = new_fvec(nelems);