rxrpc: Fix some sparse errors

Fix the following sparse errors:

../net/rxrpc/conn_object.c:77:17: warning: incorrect type in assignment (different base types)
../net/rxrpc/conn_object.c:77:17:    expected restricted __be32 [usertype] call_id
../net/rxrpc/conn_object.c:77:17:    got unsigned int [unsigned] [usertype] call_id
../net/rxrpc/conn_object.c:84:21: warning: restricted __be32 degrades to integer
../net/rxrpc/conn_object.c:86:26: warning: restricted __be32 degrades to integer
../net/rxrpc/conn_object.c:357:15: warning: incorrect type in assignment (different base types)
../net/rxrpc/conn_object.c:357:15:    expected restricted __be32 [usertype] epoch
../net/rxrpc/conn_object.c:357:15:    got unsigned int [unsigned] [usertype] epoch
../net/rxrpc/conn_object.c:369:21: warning: restricted __be32 degrades to integer
../net/rxrpc/conn_object.c:371:26: warning: restricted __be32 degrades to integer
../net/rxrpc/conn_object.c:411:21: warning: restricted __be32 degrades to integer
../net/rxrpc/conn_object.c:413:26: warning: restricted __be32 degrades to integer

Signed-off-by: David Howells <dhowells@redhat.com>

net/rxrpc/conn_object.c

@@ -70,7 +70,7 @@ static void rxrpc_add_call_ID_to_conn(struct rxrpc_connection *conn,
 {
 	struct rxrpc_call *xcall;
 	struct rb_node *parent, **p;
-	__be32 call_id;
+	u32 call_id;
 
 	write_lock_bh(&conn->lock);
 
@@ -347,8 +347,7 @@ struct rxrpc_connection *rxrpc_incoming_connection(struct rxrpc_local *local,
 	struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
 	struct rb_node *p, **pp;
 	const char *new = "old";
-	__be32 epoch;
-	u32 cid;
+	u32 epoch, cid;
 
 	_enter("");