metadata/mp4.c fix small oversight / bug

didn't set the genre string to null on case entry
means read failure would leave genre string indeterminate

add explicit NULL & leave genre uninitialized

Change-Id: I1452a0b57985646c982ec80755d0df9d03745f1e
This commit is contained in:
William Wilgus 2021-08-11 08:29:02 -04:00
parent c9e9558044
commit e3e72d6dba

View file

@ -444,10 +444,10 @@ static bool read_mp4_tags(int fd, struct mp3entry* id3,
case MP4_gnre:
{
unsigned short genre = USHRT_MAX; /*invalid genre*/
unsigned long rd_ret;
rd_ret = read_mp4_tag(fd, size, (char*) &genre, sizeof(genre));
if (rd_ret == sizeof(genre))
unsigned short genre;
const unsigned int g_size = sizeof(genre);
id3->genre_string = NULL;
if (read_mp4_tag(fd, size, (char*) &genre, g_size) == g_size)
id3->genre_string = id3_get_num_genre(betoh16(genre) - 1);
}
break;