libstore: refuse to serialise ancient protocols

We don't want to deal with these at all, let's stop doing so.

(marking this one as the fix commit since its immediate predecessors
aren't the complete fix)
Fixes: https://git.lix.systems/lix-project/lix/issues/325

Change-Id: Ieea1b0b8ac0f903d1e24e5b3e63cfe12eeec119d

1 files changed, 2 insertions, 8 deletions

diff --git a/src/libstore/remote-store-connection.hh b/src/libstore/remote-store-connection.hh
index 082874cec..1647afd0d 100644
--- a/src/libstore/remote-store-connection.hh
+++ b/src/libstore/remote-store-connection.hh
@@ -68,10 +68,7 @@ struct RemoteStore::Connection
      */
     operator WorkerProto::ReadConn ()
     {
-        return WorkerProto::ReadConn {
-            .from = from,
-            .version = daemonVersion,
-        };
+        return WorkerProto::ReadConn {from, daemonVersion};
     }
 
     /**
@@ -84,10 +81,7 @@ struct RemoteStore::Connection
      */
     operator WorkerProto::WriteConn ()
     {
-        return WorkerProto::WriteConn {
-            .to = to,
-            .version = daemonVersion,
-        };
+        return WorkerProto::WriteConn {to, daemonVersion};
     }
 
     virtual ~Connection();