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-rw-r--r--libmpcodecs/dec_audio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libmpcodecs/dec_audio.c b/libmpcodecs/dec_audio.c
index 73a78332f8..48526b2390 100644
--- a/libmpcodecs/dec_audio.c
+++ b/libmpcodecs/dec_audio.c
@@ -409,6 +409,8 @@ int decode_audio(sh_audio_t *sh_audio, struct bstr *outbuf, int minlen)
* more space in the output buffer than the minimum length we try to
* decode. */
int max_decode_len = sh_audio->a_buffer_size - sh_audio->audio_out_minsize;
+ if (!unitsize)
+ return -1;
max_decode_len -= max_decode_len % unitsize;
while (outbuf->len < minlen) {