ext4_ext_check_header
error = ext4_ext_check_header(ip, eh, depth);
error = ext4_ext_check_header(ip, eh, depth);
error = ext4_ext_check_header(ip, ehp, depth);
error = ext4_ext_check_header(ip, eh, depth);
static int ext4_ext_check_header(struct inode *, struct ext4_extent_header *,
if (ext4_ext_check_header(ip, eh, i - 1) ||
error = ext4_ext_check_header(ip, eh, 0);