From: Paul Brossier <piem@piem.org>
Date: Sun, 26 Feb 2017 22:33:09 +0000 (+0100)
Subject: src/io/source_sndfile.c: avoid seeking in closed file
X-Git-Tag: 0.4.5~97
X-Git-Url: https://git.aubio.org/?a=commitdiff_plain;h=0eeba035ebfe85bfab882f673617101663e5fe68;p=aubio.git

src/io/source_sndfile.c: avoid seeking in closed file
---

diff --git a/src/io/source_sndfile.c b/src/io/source_sndfile.c
index 2f09d138..5d009c57 100644
--- a/src/io/source_sndfile.c
+++ b/src/io/source_sndfile.c
@@ -295,6 +295,11 @@ uint_t aubio_source_sndfile_get_duration (const aubio_source_sndfile_t * s) {
 uint_t aubio_source_sndfile_seek (aubio_source_sndfile_t * s, uint_t pos) {
   uint_t resampled_pos = (uint_t)ROUND(pos / s->ratio);
   sf_count_t sf_ret = sf_seek (s->handle, resampled_pos, SEEK_SET);
+  if (s->handle == NULL) {
+    AUBIO_ERR("source_sndfile: failed seeking in %s (file not opened?)\n",
+        s->path);
+    return AUBIO_FAIL;
+  }
   if (sf_ret == -1) {
     AUBIO_ERR("source_sndfile: Failed seeking %s at %d: %s\n", s->path, pos, sf_strerror (NULL));
     return AUBIO_FAIL;