root_hash_len 106 drivers/md/dm-verity-verify-sig.c int verity_verify_root_hash(const void *root_hash, size_t root_hash_len, root_hash_len 111 drivers/md/dm-verity-verify-sig.c if (!root_hash || root_hash_len == 0) root_hash_len 121 drivers/md/dm-verity-verify-sig.c ret = verify_pkcs7_signature(root_hash, root_hash_len, sig_data,