SNDRV_SFNT_PATCH_NAME_LEN
unsigned char name[SNDRV_SFNT_PATCH_NAME_LEN]; /* identifier */
char name[SNDRV_SFNT_PATCH_NAME_LEN];
memcpy(sf->name, name, SNDRV_SFNT_PATCH_NAME_LEN);
memcmp(sf->name, name, SNDRV_SFNT_PATCH_NAME_LEN) == 0));