From 9e1180a82e51e340d83626c3e486342c655f54b3 Mon Sep 17 00:00:00 2001
From: Ferenc Szabo <ferenc.szabo@ethereum.org>
Date: Thu, 17 Jan 2019 10:44:50 +0100
Subject: [PATCH] swarm/network: simplify some trivial statements

---
 swarm/network/stream/stream.go | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/swarm/network/stream/stream.go b/swarm/network/stream/stream.go
index 67a04b992a..989fbaeb09 100644
--- a/swarm/network/stream/stream.go
+++ b/swarm/network/stream/stream.go
@@ -668,8 +668,7 @@ func peerStreamIntervalsKey(p *Peer, s Stream) string {
 
 func (c *client) AddInterval(start, end uint64) (err error) {
 	i := &intervals.Intervals{}
-	err = c.intervalsStore.Get(c.intervalsKey, i)
-	if err != nil {
+	if err = c.intervalsStore.Get(c.intervalsKey, i); err != nil {
 		return err
 	}
 	i.Add(start, end)
@@ -733,11 +732,7 @@ func (c *client) batchDone(p *Peer, req *OfferedHashesMsg, hashes []byte) error
 		}
 		return nil
 	}
-	// TODO: make a test case for testing if the interval is added when the batch is done
-	if err := c.AddInterval(req.From, req.To); err != nil {
-		return err
-	}
-	return nil
+	return c.AddInterval(req.From, req.To)
 }
 
 func (c *client) close() {