Simplify is IBC relayer msg check

app/bypass_ibc_fee_decorator.go

@@ -33,34 +33,28 @@ func (n BypassIBCFeeDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate b
 
 // isIBCRelayerMsg checks if all the messages in the transaction are IBC relayer messages
 func isIBCRelayerMsg(msgs []sdk.Msg) bool {
-	isIBCRelayer := false
-
 	for _, msg := range msgs {
 		switch msg.(type) {
 		// IBC Client Messages
 		case *clienttypes.MsgCreateClient, *clienttypes.MsgUpdateClient,
 			*clienttypes.MsgUpgradeClient, *clienttypes.MsgSubmitMisbehaviour:
-			isIBCRelayer = true
 
 		// IBC Connection Messages
 		case *conntypes.MsgConnectionOpenInit, *conntypes.MsgConnectionOpenTry,
 			*conntypes.MsgConnectionOpenAck, *conntypes.MsgConnectionOpenConfirm:
-			isIBCRelayer = true
 
 		// IBC Channel Messages
 		case *channeltypes.MsgChannelOpenInit, *channeltypes.MsgChannelOpenTry,
 			*channeltypes.MsgChannelOpenAck, *channeltypes.MsgChannelOpenConfirm,
 			*channeltypes.MsgChannelCloseInit, *channeltypes.MsgChannelCloseConfirm:
-			isIBCRelayer = true
 
 		// IBC Packet Messages
 		case *channeltypes.MsgRecvPacket, *channeltypes.MsgAcknowledgement,
 			*channeltypes.MsgTimeout, *channeltypes.MsgTimeoutOnClose:
-			isIBCRelayer = true
 		default:
 			return false
 		}
 	}
 
-	return isIBCRelayer
+	return true
 }