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Verify CHAP/MSCHAPv2 return code

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Check the return code in some (but not yet all) places where the
functions from ms_funcs.c are used.
This commit is contained in:
Jouni Malinen 2009-08-16 19:07:57 +03:00
parent ce78b289c4
commit c5f6ad5766
5 changed files with 56 additions and 27 deletions
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13
src/eap_peer/eap_ttls.c
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@ -691,10 +691,15 @@ static int eap_ttls_phase2_request_mschapv2(struct eap_sm *sm,
pos += EAP_TTLS_MSCHAPV2_CHALLENGE_LEN;
os_memset(pos, 0, 8); /* Reserved, must be zero */
pos += 8;
mschapv2_derive_response(identity, identity_len, password,
password_len, pwhash, challenge,
peer_challenge, pos, data->auth_response,
data->master_key);
if (mschapv2_derive_response(identity, identity_len, password,
password_len, pwhash, challenge,
peer_challenge, pos, data->auth_response,
data->master_key)) {
wpabuf_free(msg);
wpa_printf(MSG_ERROR, "EAP-TTLS/MSCHAPV2: Failed to derive "
"response");
return -1;
}
data->auth_response_valid = 1;
eap_ttlsv1_permute_inner(sm, data);