multi: init subsystem loggers via build pkg

lnwallet/log.go

@@ -5,6 +5,8 @@ import (
 	"github.com/btcsuite/btcwallet/chain"
 	btcwallet "github.com/btcsuite/btcwallet/wallet"
 	"github.com/btcsuite/btcwallet/wtxmgr"
+
+	"github.com/lightningnetwork/lnd/build"
 )
 
 // walletLog is a logger that is initialized with no output filters.  This
@@ -14,13 +16,13 @@ var walletLog btclog.Logger
 
 // The default amount of logging is none.
 func init() {
-	DisableLog()
+	UseLogger(build.NewSubLogger("LNWL", nil))
 }
 
 // DisableLog disables all library log output.  Logging output is disabled
 // by default until UseLogger is called.
 func DisableLog() {
-	walletLog = btclog.Disabled
+	UseLogger(btclog.Disabled)
 }
 
 // UseLogger uses a specified Logger to output package logging info.