fs/ubifs/auth.c

67 	int err;
75 		err = crypto_shash_final(hash_desc, hash);
76 		if (err)
77 			return err;
80 	err = ubifs_hash_calc_hmac(c, hash, auth->hmac);
81 	if (err)
82 		return err;
93 	int err;
104 	err = crypto_shash_init(desc);
105 	if (err) {
107 		return ERR_PTR(err);
166 	int err;
168 	err = __ubifs_node_calc_hash(c, node, calc);
169 	if (err)
170 		return err;
193 	int err;
200 		err = PTR_ERR(sleb);
201 		return err;
206 		err = -EINVAL;
214 		err = -EINVAL;
222 		err = -EINVAL;
229 		err = -EINVAL;
233 	err = verify_pkcs7_signature(sup, sizeof(struct ubifs_sb_node),
238 	if (err)
246 	return err;
259 	int err;
290 		err = -ENOKEY;
297 		err = -EKEYREVOKED;
303 		err = PTR_ERR(c->hash_tfm);
305 			  c->auth_hash_name, err);
313 		err = -EINVAL;
319 		err = PTR_ERR(c->hmac_tfm);
320 		ubifs_err(c, "Can not allocate %s: %d", hmac_name, err);
328 		err = -EINVAL;
332 	err = crypto_shash_setkey(c->hmac_tfm, ukp->data, ukp->datalen);
333 	if (err)
340 		err = PTR_ERR(c->log_hash);
344 	err = 0;
347 	if (err)
350 	if (err)
356 	return err;
392 	int err;
399 	err = crypto_shash_init(shash);
400 	if (err)
401 		return err;
404 	err = crypto_shash_update(shash, node + 8, ofs_hmac - 8);
405 	if (err < 0)
406 		return err;
410 		err = crypto_shash_update(shash, node + ofs_hmac + hmac_len,
412 		if (err < 0)
413 			return err;
452 	int err;
458 	err = ubifs_node_calc_hmac(c, node, len, ofs_hmac, hmac);
459 	if (err) {
461 		return err;
464 	err = crypto_memneq(hmac, node + ofs_hmac, hmac_len);
468 	if (!err)
478 	int err;
484 	err = crypto_shash_export(src, state);
485 	if (err)
488 	err = crypto_shash_import(target, state);
493 	return err;