packetizer: flac: fix divbyzero (cid #1151677)

diff --git a/modules/packetizer/flac.c b/modules/packetizer/flac.c
index 5e8a582f4c6372978282fe97ed515c9828a537a7..d3fe3226d71014c4747e7beee9eb2cb8dca09cb1 100644 (file)
--- a/modules/packetizer/flac.c
+++ b/modules/packetizer/flac.c
@@ -468,6 +468,9 @@ static int SyncInfo(decoder_t *p_dec, uint8_t *p_buf,
             samplerate *= 10;
     }
 
+    if ( !samplerate )
+        return 0;
+
     /* Check the CRC-8 byte */
     if (flac_crc8(p_buf, i_header) != p_buf[i_header])
         return 0;