From e5dabad1d703f96825492ab726426637b151ab76 Mon Sep 17 00:00:00 2001
From: Mario Trangoni <mjtrangoni@gmail.com>
Date: Wed, 21 Mar 2018 22:23:47 +0100
Subject: [PATCH] fix megacheck issue: simplified return err

---
 db.go | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/db.go b/db.go
index 8328355ea1..53bc65ade1 100644
--- a/db.go
+++ b/db.go
@@ -725,10 +725,7 @@ func (db *DB) Delete(mint, maxt int64, ms ...labels.Matcher) error {
 	g.Go(func() error {
 		return db.head.Delete(mint, maxt, ms...)
 	})
-	if err := g.Wait(); err != nil {
-		return err
-	}
-	return nil
+	return g.Wait()
 }
 
 // CleanTombstones re-writes any blocks with tombstones.