fix: change some code styles

core/rawdb/prunedfreezer.go

@@ -109,9 +109,9 @@ func (f *prunedfreezer) repair(datadir string) error {
 
 	// FrozenOfAncientFreezer is the progress of the last prune-freezer freeze.
 	frozenInDB := ReadFrozenOfAncientFreezer(f.db)
-	offset = max(offset, frozenInDB)
+	maxOffset := max(offset, frozenInDB)
 
-	atomic.StoreUint64(&f.frozen, offset)
+	atomic.StoreUint64(&f.frozen, maxOffset)
 	if err := f.Sync(); err != nil {
 		return nil
 	}