rxrpc: Drop the local endpoint arg from rxrpc_extract_addr_from_skb()

rxrpc_extract_addr_from_skb() doesn't use the argument that points to the
local endpoint, so remove the argument.

Signed-off-by: David Howells <dhowells@redhat.com>
diff --git a/net/rxrpc/local_event.c b/net/rxrpc/local_event.c
index 13bd8a4..927ead4 100644
--- a/net/rxrpc/local_event.c
+++ b/net/rxrpc/local_event.c
@@ -39,7 +39,7 @@ static void rxrpc_send_version_request(struct rxrpc_local *local,
 
 	_enter("");
 
-	if (rxrpc_extract_addr_from_skb(local, &srx, skb) < 0)
+	if (rxrpc_extract_addr_from_skb(&srx, skb) < 0)
 		return;
 
 	msg.msg_name	= &srx.transport;