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cifsd: set error return value for memcmp() difference

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Set error return value for memcmp() difference.

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Namjae Jeon 2021-05-26 15:29:24 +09:00
parent 192cc732c6
commit b72802aa77
1 changed files with 4 additions and 2 deletions
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6
fs/cifsd/auth.c
View file

@ -430,7 +430,8 @@ int ksmbd_auth_ntlmv2(struct ksmbd_session *sess, struct ntlmv2_resp *ntlmv2,
goto out;
}
rc = memcmp(ntlmv2->ntlmv2_hash, ntlmv2_rsp, CIFS_HMAC_MD5_HASH_SIZE);
if (memcmp(ntlmv2->ntlmv2_hash, ntlmv2_rsp, CIFS_HMAC_MD5_HASH_SIZE) != 0)
rc = -EINVAL;
out:
ksmbd_release_crypto_ctx(ctx);
kfree(construct);
@ -469,7 +470,8 @@ static int __ksmbd_auth_ntlmv2(struct ksmbd_session *sess, char *client_nonce,
goto out;
}
rc = memcmp(ntlm_resp, key, CIFS_AUTH_RESP_SIZE);
if (memcmp(ntlm_resp, key, CIFS_AUTH_RESP_SIZE) != 0)
rc = -EINVAL;
out:
return rc;
}