fix lint issues

client/client_integration_test.go

@@ -430,7 +430,7 @@ func TestResolveKDC(t *testing.T) {
 		assert.True(t, found, "Record %s not found in results", s)
 	}
 	c.LibDefaults.DNSLookupKDC = false
-	count, res, err = cl.resolveKDC(c.LibDefaults.DefaultRealm, true)
+	_, res, err = cl.resolveKDC(c.LibDefaults.DefaultRealm, true)
 	if err != nil {
 		t.Errorf("error resolving KDCs from config: %v", err)
 	}

client/network.go

@@ -6,9 +6,9 @@ import (
 	"errors"
 	"fmt"
 	"gopkg.in/jcmturner/dnsutils.v1"
-	"io"
 	"gopkg.in/jcmturner/gokrb5.v2/iana/errorcode"
 	"gopkg.in/jcmturner/gokrb5.v2/messages"
+	"io"
 	"math/rand"
 	"net"
 	"strconv"

gssapi/krb5Token.go

@@ -145,7 +145,6 @@ func NewAPREQMechToken(creds credentials.Credentials, tkt messages.Ticket, sessi
 		types.SetFlag(&APReq.APOptions, o)
 	}
 	m.APReq = APReq
-	tb, err = APReq.Marshal()
 	return m, nil
 }