From bae0fbd29027eb56cb70067098041cf31483fca8 Mon Sep 17 00:00:00 2001
From: Martin Kobetic <mkobetic@gmail.com>
Date: Tue, 24 Jun 2014 17:54:40 +0000
Subject: [PATCH] review tweaks

---
 db.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/db.go b/db.go
index 6b43f43..2fc9065 100644
--- a/db.go
+++ b/db.go
@@ -575,11 +575,11 @@ type Stats struct {
 // This is useful when obtaining stats at two different points and time and
 // you need the performance counters that occurred within that time span.
 func (s *Stats) Sub(other *Stats) Stats {
-	var diff = *s
 	if other == nil {
-		return diff
+		return *s
 	}
-	diff.TxN = other.TxN - diff.TxN
+	var diff Stat
+	diff.TxN = other.TxN - s.TxN
 	diff.TxStats = s.TxStats.Sub(&other.TxStats)
 	return diff
 }