ms_funcs: Merge similar return cases

There is no need to have separate return statements for these corner
cases that are unlikely to be hit in practice.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2015-06-29 20:55:20 +03:00
parent 359636170f
commit 786722763d

View file

@ -174,9 +174,8 @@ int generate_nt_response(const u8 *auth_challenge, const u8 *peer_challenge,
u8 password_hash[16];
if (challenge_hash(peer_challenge, auth_challenge, username,
username_len, challenge))
return -1;
if (nt_password_hash(password, password_len, password_hash))
username_len, challenge) ||
nt_password_hash(password, password_len, password_hash))
return -1;
challenge_response(challenge, password_hash, response);
return 0;
@ -256,12 +255,9 @@ int generate_authenticator_response_pwhash(
addr2[1] = challenge;
addr2[2] = magic2;
if (hash_nt_password_hash(password_hash, password_hash_hash))
return -1;
if (sha1_vector(3, addr1, len1, response))
return -1;
if (challenge_hash(peer_challenge, auth_challenge, username,
if (hash_nt_password_hash(password_hash, password_hash_hash) ||
sha1_vector(3, addr1, len1, response) ||
challenge_hash(peer_challenge, auth_challenge, username,
username_len, challenge))
return -1;
return sha1_vector(3, addr2, len2, response);
@ -435,10 +431,8 @@ int encrypt_pw_block_with_password_hash(
os_memset(pw_block, 0, PWBLOCK_LEN);
if (utf8_to_ucs2(password, password_len, pw_block, 512, &ucs2_len) < 0)
return -1;
if (ucs2_len > 256)
if (utf8_to_ucs2(password, password_len, pw_block, 512, &ucs2_len) < 0
|| ucs2_len > 256)
return -1;
offset = (256 - ucs2_len) * 2;