mathutils.c: fix invalid read in vec_moving_thres

diff --git a/src/mathutils.c b/src/mathutils.c
index f82549a6dda9dbfec2e90fd7cb1338cb74c9f854..70797ecc5237b11437f3ec188372a12dedf44b76 100644 (file)
--- a/src/mathutils.c
+++ b/src/mathutils.c
@@ -226,9 +226,9 @@ smpl_t vec_moving_thres(fvec_t * vec, fvec_t * tmpvec,
       medar[k] = vec->data[0][k+pos-post];
   /* pre part of the buffer does not exist */
   } else {
-    for (k=0;k<length-pos+post+1;k++)
+    for (k=0;k<length-pos+post;k++)
       medar[k] = vec->data[0][k+pos-post];
-    for (k=length-pos+post+1;k<win_length;k++)
+    for (k=length-pos+post;k<win_length;k++)
       medar[k] = 0.; /* 0-padding at the end */
   }
   return vec_median(tmpvec);