204 	int result = 0;  in wusb_ccm_mac()  local
224 	result = -ENOMEM;  in wusb_ccm_mac()
264 	result = crypto_blkcipher_encrypt(&desc, &sg_dst, sg, dst_size);  in wusb_ccm_mac()
265 	if (result < 0) {  in wusb_ccm_mac()
267 		       result);  in wusb_ccm_mac()
284 	result = 8;  in wusb_ccm_mac()
288 	return result;  in wusb_ccm_mac()
302 	ssize_t result, bytes = 0, bitr;  in wusb_prf()  local
311 		result = PTR_ERR(tfm_cbc);  in wusb_prf()
312 		printk(KERN_ERR "E: can't load CBC(AES): %d\n", (int)result);  in wusb_prf()
315 	result = crypto_blkcipher_setkey(tfm_cbc, key, 16);  in wusb_prf()
316 	if (result < 0) {  in wusb_prf()
317 		printk(KERN_ERR "E: can't set CBC key: %d\n", (int)result);  in wusb_prf()
323 		result = PTR_ERR(tfm_aes);  in wusb_prf()
324 		printk(KERN_ERR "E: can't load AES: %d\n", (int)result);  in wusb_prf()
327 	result = crypto_cipher_setkey(tfm_aes, key, 16);  in wusb_prf()
328 	if (result < 0) {  in wusb_prf()
329 		printk(KERN_ERR "E: can't set AES key: %d\n", (int)result);  in wusb_prf()
336 		result = wusb_ccm_mac(tfm_cbc, tfm_aes, out + bytes,  in wusb_prf()
338 		if (result < 0)  in wusb_prf()
340 		bytes += result;  in wusb_prf()
342 	result = bytes;  in wusb_prf()
350 	return result;  in wusb_prf()
372 	int result;  in wusb_oob_mic_verify()  local
395 	result = wusb_oob_mic(mic, stv_hsmic_key, &stv_hsmic_n, &stv_hsmic_hs);  in wusb_oob_mic_verify()
396 	if (result < 0)  in wusb_oob_mic_verify()
397 		printk(KERN_ERR "E: WUSB OOB MIC test: failed: %d\n", result);  in wusb_oob_mic_verify()
411 		result = -EINVAL;  in wusb_oob_mic_verify()
413 		result = 0;  in wusb_oob_mic_verify()
414 	return result;  in wusb_oob_mic_verify()
452 	int result = 0;  in wusb_key_derive_verify()  local
469 	result = wusb_key_derive(&keydvt_out, stv_key_a1, &stv_keydvt_n_a1,  in wusb_key_derive_verify()
471 	if (result < 0)  in wusb_key_derive_verify()
473 		       "derivation failed: %d\n", result);  in wusb_key_derive_verify()
488 		result = -EINVAL;  in wusb_key_derive_verify()
490 		result = 0;  in wusb_key_derive_verify()
491 	return result;  in wusb_key_derive_verify()
502 	int result;  in wusb_crypto_init()  local
505 		result = wusb_key_derive_verify();  in wusb_crypto_init()
506 		if (result < 0)  in wusb_crypto_init()
507 			return result;  in wusb_crypto_init()