rxrpc: rxkad: The version number in the response should be net byte order

The version number rxkad places in the response should be network byte
order.

Whilst we're at it, rearrange the code to be more readable.
Signed-off-by: NDavid Howells <dhowells@redhat.com>

net/rxrpc/rxkad.c

@@ -787,10 +787,15 @@ static int rxkad_respond_to_challenge(struct rxrpc_connection *conn,
 	/* build the response packet */
 	memset(&resp, 0, sizeof(resp));
 
-	resp.version = RXKAD_VERSION;
-	resp.encrypted.epoch = htonl(conn->epoch);
-	resp.encrypted.cid = htonl(conn->cid);
-	resp.encrypted.securityIndex = htonl(conn->security_ix);
+	resp.version			= htonl(RXKAD_VERSION);
+	resp.encrypted.epoch		= htonl(conn->epoch);
+	resp.encrypted.cid		= htonl(conn->cid);
+	resp.encrypted.securityIndex	= htonl(conn->security_ix);
+	resp.encrypted.inc_nonce	= htonl(nonce + 1);
+	resp.encrypted.level		= htonl(conn->security_level);
+	resp.kvno			= htonl(token->kad->kvno);
+	resp.ticket_len			= htonl(token->kad->ticket_len);
+
 	resp.encrypted.call_id[0] =
 		htonl(conn->channels[0] ? conn->channels[0]->call_id : 0);
 	resp.encrypted.call_id[1] =
@@ -799,10 +804,6 @@ static int rxkad_respond_to_challenge(struct rxrpc_connection *conn,
 		htonl(conn->channels[2] ? conn->channels[2]->call_id : 0);
 	resp.encrypted.call_id[3] =
 		htonl(conn->channels[3] ? conn->channels[3]->call_id : 0);
-	resp.encrypted.inc_nonce = htonl(nonce + 1);
-	resp.encrypted.level = htonl(conn->security_level);
-	resp.kvno = htonl(token->kad->kvno);
-	resp.ticket_len = htonl(token->kad->ticket_len);
 
 	/* calculate the response checksum and then do the encryption */
 	rxkad_calc_response_checksum(&resp);