review tweaks

2014-06-24 17:19:50 +00:00 · 2014-06-24 17:19:50 +00:00 · 8dd18bd620
parent 32e22b3bb6
commit 8dd18bd620
1 changed files with 5 additions and 1 deletions
--- a/db.go
+++ b/db.go
@ -577,7 +577,11 @@ type Stats struct {
 func (s *Stats) Sub(other *Stats) Stats {
 	var diff Stats
 	if s == nil {
-		return diff
+		if other == nil {
+			return diff
+		} else {
+			return *other
+		}
 	}
 	diff = *s
 	if other == nil {