From 7f98e8e5f1a9d279d9672f9dc01f81d611b0a945 Mon Sep 17 00:00:00 2001
From: Olaoluwa Osuntokun <laolu32@gmail.com>
Date: Tue, 7 Feb 2017 16:51:58 -0800
Subject: [PATCH] channeldb: fix warnings found by `go vet`

---
 channeldb/db.go        | 4 ++--
 channeldb/db_test.go   | 2 +-
 channeldb/meta_test.go | 2 +-
 channeldb/nodes.go     | 2 --
 4 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/channeldb/db.go b/channeldb/db.go
index d3dc26ff..4b07fb76 100644
--- a/channeldb/db.go
+++ b/channeldb/db.go
@@ -236,7 +236,7 @@ func (d *DB) FetchOpenChannels(nodeID *btcec.PublicKey) ([]*OpenChannel, error)
 			nodeChanBucket)
 		if err != nil {
 			return fmt.Errorf("unable to read channel for "+
-				"node_key=%x: ", pub, err)
+				"node_key=%x: %v", pub, err)
 		}
 
 		channels = nodeChannels
@@ -324,7 +324,7 @@ func (d *DB) FetchAllChannels() ([]*OpenChannel, error) {
 				nodeChanBucket)
 			if err != nil {
 				return fmt.Errorf("unable to read channel for "+
-					"node_key=%x: ", k, err)
+					"node_key=%x: %v", k, err)
 			}
 
 			channels = append(channels, nodeChannels...)
diff --git a/channeldb/db_test.go b/channeldb/db_test.go
index 69c2d3b5..cff772cc 100644
--- a/channeldb/db_test.go
+++ b/channeldb/db_test.go
@@ -12,7 +12,7 @@ func TestOpenWithCreate(t *testing.T) {
 	// this test.
 	tempDirName, err := ioutil.TempDir("", "channeldb")
 	if err != nil {
-		t.Fatalf("unable to create temp dir: %v")
+		t.Fatalf("unable to create temp dir: %v", err)
 	}
 	defer os.RemoveAll(tempDirName)
 
diff --git a/channeldb/meta_test.go b/channeldb/meta_test.go
index ac36c784..cea1b9ba 100644
--- a/channeldb/meta_test.go
+++ b/channeldb/meta_test.go
@@ -130,7 +130,7 @@ func applyMigration(t *testing.T, beforeMigration, afterMigration func(d *DB),
 	// Than creating the version list pretending that new version was added.
 	meta := &Meta{DbVersionNumber: 0}
 	if err := cdb.PutMeta(meta); err != nil {
-		t.Fatal("unable to store meta data: %v", err)
+		t.Fatalf("unable to store meta data: %v", err)
 	}
 
 	versions := []version{
diff --git a/channeldb/nodes.go b/channeldb/nodes.go
index f5ae2b8b..c92c004d 100644
--- a/channeldb/nodes.go
+++ b/channeldb/nodes.go
@@ -197,8 +197,6 @@ func (db *DB) FetchAllLinkNodes() ([]*LinkNode, error) {
 			linkNodes = append(linkNodes, linkNode)
 			return nil
 		})
-
-		return nil
 	})
 	if err != nil {
 		return nil, err