Remove redundant condition checking for Sleep().

Yen-Cheng Chou · Yen-Cheng Chou · commit a324a33bb0ab · 2019-08-18T02:47:45.000Z
diff --git a/retrieval/transform.go b/retrieval/transform.go
@@ -148,9 +148,7 @@ func (b *sampleBuilder) getSeriesWithRetry(ctx context.Context, sample tsdb.RefS
 		}
 		level.Warn(b.logger).Log("msg", "failed to get seriesCacheEntry", "err", err)
 		backoff = exponential(backoff)
-		if backoff > 0 {
-			time.Sleep(backoff)
-		}
+		time.Sleep(backoff)
 	}
 	return entry, ok, nil
 }

Original file line number	Diff line number	Diff line change
`@@ -148,9 +148,7 @@ func (b *sampleBuilder) getSeriesWithRetry(ctx context.Context, sample tsdb.RefS`
`148`	`148`	`}`
`149`	`149`	`level.Warn(b.logger).Log("msg", "failed to get seriesCacheEntry", "err", err)`
`150`	`150`	`backoff = exponential(backoff)`
`151`		`- if backoff > 0 {`
`152`		`- time.Sleep(backoff)`
`153`		`- }`
	`151`	`+ time.Sleep(backoff)`
`154`	`152`	`}`
`155`	`153`	`return entry, ok, nil`
`156`	`154`	`}`