diff options
| -rw-r--r-- | firmware/id3.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/firmware/id3.c b/firmware/id3.c index 3f2ba23..5dfb3fb 100644 --- a/firmware/id3.c +++ b/firmware/id3.c @@ -1000,7 +1000,11 @@ static int getsonglength(int fd, struct mp3entry *entry) if(filetime == 0) { - filetime = (entry->filesize - bytecount) / (info.bitrate / 8); + /* Prevent a division by zero */ + if (info.bitrate < 8) + filetime = 0; + else + filetime = (entry->filesize - bytecount) / (info.bitrate / 8); /* bitrate is in kbps so this delivers milliseconds. Doing bitrate / 8 * instead of filesize * 8 is exact, because mpeg audio bitrates are * always multiples of 8, and it avoids overflows. */ |