shed: return swallowed error (#1426)

pkg/shed/db.go

@@ -106,12 +106,14 @@ func (db *DB) Put(key, value []byte) (err error) {
 // Get wraps LevelDB Get method to increment metrics counter.
 func (db *DB) Get(key []byte) (value []byte, err error) {
 	value, err = db.ldb.Get(key, nil)
+	if err != nil {
 		if errors.Is(err, leveldb.ErrNotFound) {
 			db.metrics.GetNotFoundCounter.Inc()
-		return nil, err
 		} else {
 			db.metrics.GetFailCounter.Inc()
 		}
+		return nil, err
+	}
 	db.metrics.GetCounter.Inc()
 	return value, nil
 }