smb/client/sess.c

189 	int rc = 0;
267 			rc = cifs_ses_add_channel(ses, iface);
270 			if (rc) {
271 				cifs_dbg(VFS, "failed to open extra channel on iface:%pIS rc=%d\n",
273 					 rc);
521 	int rc;
546 		rc = -ENOMEM;
570 		rc = -ENOMEM;
607 		rc = PTR_ERR(chan->server);
627 	rc = smb311_crypto_shash_allocate(chan->server);
628 	if (rc) {
634 	rc = cifs_negotiate_protocol(xid, ses, chan->server);
635 	if (!rc)
636 		rc = cifs_setup_session(xid, ses, chan->server, ses->local_nls);
641 	if (rc && chan->server) {
662 	return rc;
1063 	int rc = 0;
1072 		rc = -ENOMEM;
1073 		cifs_dbg(VFS, "Error %d during NTLMSSP allocation\n", rc);
1111 	return rc;
1125 	int rc = 0;
1134 		rc = -ENOMEM;
1135 		cifs_dbg(VFS, "Error %d during NTLMSSP allocation\n", rc);
1178 	return rc;
1189 	int rc;
1195 	rc = setup_ntlmv2_rsp(ses, nls_cp);
1196 	if (rc) {
1197 		cifs_dbg(VFS, "Error %d during NTLMSSP authentication\n", rc);
1205 		rc = -ENOMEM;
1206 		cifs_dbg(VFS, "Error %d during NTLMSSP allocation\n", rc);
1287 	return rc;
1350 	int rc;
1354 	rc = small_smb_init_no_tc(SMB_COM_SESSION_SETUP_ANDX, wct, ses,
1357 	if (rc)
1358 		return rc;
1371 		rc = -ENOMEM;
1382 	return rc;
1433 	int rc;
1442 	rc = SendReceive2(sess_data->xid, sess_data->ses,
1449 	return rc;
1455 	int rc = 0;
1466 	rc = sess_alloc_buffer(sess_data, 13);
1467 	if (rc)
1481 		rc = setup_ntlmv2_rsp(ses, sess_data->nls_cp);
1482 		if (rc) {
1483 			cifs_dbg(VFS, "Error %d during NTLMv2 authentication\n", rc);
1514 	rc = sess_sendreceive(sess_data);
1515 	if (rc)
1522 		rc = -EIO;
1552 	rc = sess_establish_session(sess_data);
1554 	sess_data->result = rc;
1565 	int rc = 0;
1579 	rc = sess_alloc_buffer(sess_data, 12);
1580 	if (rc)
1589 		rc = PTR_ERR(spnego_key);
1602 		rc = -EKEYREJECTED;
1612 		rc = -ENOMEM;
1640 	rc = sess_sendreceive(sess_data);
1641 	if (rc)
1648 		rc = -EIO;
1666 		rc = -EINVAL;
1688 	rc = sess_establish_session(sess_data);
1693 	sess_data->result = rc;
1747 	int rc;
1765 		rc = -ENOMEM;
1771 	rc = sess_alloc_buffer(sess_data, 12);
1772 	if (rc)
1778 	rc = build_ntlmssp_negotiate_blob(&ntlmsspblob,
1781 	if (rc)
1788 	rc = _sess_auth_rawntlmssp_assemble_req(sess_data);
1789 	if (rc)
1792 	rc = sess_sendreceive(sess_data);
1797 	/* If true, rc here is expected and not an error */
1801 		rc = 0;
1803 	if (rc)
1809 		rc = -EIO;
1824 		rc = -EINVAL;
1828 	rc = decode_ntlmssp_challenge(bcc_ptr, blob_len, ses);
1835 	if (!rc) {
1847 	sess_data->result = rc;
1853 	int rc;
1866 	rc = sess_alloc_buffer(sess_data, 12);
1867 	if (rc)
1873 	rc = build_ntlmssp_auth_blob(&ntlmsspblob,
1876 	if (rc)
1888 	rc = _sess_auth_rawntlmssp_assemble_req(sess_data);
1889 	if (rc)
1892 	rc = sess_sendreceive(sess_data);
1893 	if (rc)
1899 		rc = -EIO;
1918 		rc = -EINVAL;
1946 	if (!rc)
1947 		rc = sess_establish_session(sess_data);
1956 	sess_data->result = rc;
1999 	int rc = 0;
2017 	rc = select_sec(sess_data);
2018 	if (rc)
2025 	rc = sess_data->result;
2029 	return rc;