fat_boot_sector
struct fat_boot_sector *fb;
fb = (struct fat_boot_sector *) data;
static bool fat_bpb_is_zero(struct fat_boot_sector *b)
static int fat_read_bpb(struct super_block *sb, struct fat_boot_sector *b,
struct fat_boot_sector *b, int silent,
error = fat_read_bpb(sb, (struct fat_boot_sector *)bh->b_data, silent,
(struct fat_boot_sector *)bh->b_data, silent, &bpb);
struct fat_boot_sector *b;
b = (struct fat_boot_sector *) bh->b_data;