Fix lint failures

pkg/agent/loadbalancer/config.go

@@ -12,10 +12,7 @@ func (lb *LoadBalancer) writeConfig() error {
 	if err != nil {
 		return err
 	}
-	if err := util.WriteFile(lb.configFile, string(configOut)); err != nil {
-		return err
-	}
-	return nil
+	return util.WriteFile(lb.configFile, string(configOut))
 }
 
 func (lb *LoadBalancer) updateConfig() error {

pkg/daemons/control/deps/deps.go

@@ -247,11 +247,7 @@ func genEncryptedNetworkInfo(controlConfig *config.Control, runtime *config.Cont
 	}
 
 	controlConfig.IPSECPSK = psk
-	if err := ioutil.WriteFile(runtime.IPSECKey, []byte(psk+"\n"), 0600); err != nil {
-		return err
-	}
-
-	return nil
+	return ioutil.WriteFile(runtime.IPSECKey, []byte(psk+"\n"), 0600)
 }
 
 func getServerPass(passwd *passwd.Passwd, config *config.Control) (string, error) {

pkg/etcd/etcd.go

@@ -1210,18 +1210,14 @@ func (e *ETCD) Restore(ctx context.Context) error {
 		return err
 	}
 	logrus.Infof("Pre-restore etcd database moved to %s", oldDataDir)
-	sManager := snapshot.NewV3(nil)
-	if err := sManager.Restore(snapshot.RestoreConfig{
+	return snapshot.NewV3(nil).Restore(snapshot.RestoreConfig{
 		SnapshotPath:   e.config.ClusterResetRestorePath,
 		Name:           e.name,
 		OutputDataDir:  etcdDBDir(e.config),
 		OutputWALDir:   walDir(e.config),
 		PeerURLs:       []string{e.peerURL()},
 		InitialCluster: e.name + "=" + e.peerURL(),
-	}); err != nil {
-		return err
-	}
-	return nil
+	})
 }
 
 // snapshotRetention iterates through the snapshots and removes the oldest

pkg/server/context.go

@@ -11,12 +11,12 @@ import (
 	"github.com/rancher/k3s/pkg/deploy"
 	"github.com/rancher/k3s/pkg/generated/controllers/k3s.cattle.io"
 	"github.com/rancher/k3s/pkg/version"
+	"github.com/rancher/wrangler/pkg/apply"
+	"github.com/rancher/wrangler/pkg/crd"
 	"github.com/rancher/wrangler/pkg/generated/controllers/apps"
 	"github.com/rancher/wrangler/pkg/generated/controllers/batch"
 	"github.com/rancher/wrangler/pkg/generated/controllers/core"
 	"github.com/rancher/wrangler/pkg/generated/controllers/rbac"
-	"github.com/rancher/wrangler/pkg/apply"
-	"github.com/rancher/wrangler/pkg/crd"
 	"github.com/rancher/wrangler/pkg/start"
 	"github.com/sirupsen/logrus"
 	"k8s.io/apimachinery/pkg/apis/meta/v1/validation"

pkg/servicelb/controller.go

@@ -7,10 +7,10 @@ import (
 	"strconv"
 
 	"github.com/rancher/k3s/pkg/version"
-	appclient "github.com/rancher/wrangler/pkg/generated/controllers/apps/v1"
-	coreclient "github.com/rancher/wrangler/pkg/generated/controllers/core/v1"
 	"github.com/rancher/wrangler/pkg/apply"
 	"github.com/rancher/wrangler/pkg/condition"
+	appclient "github.com/rancher/wrangler/pkg/generated/controllers/apps/v1"
+	coreclient "github.com/rancher/wrangler/pkg/generated/controllers/core/v1"
 	"github.com/rancher/wrangler/pkg/objectset"
 	"github.com/rancher/wrangler/pkg/relatedresource"
 	"github.com/rancher/wrangler/pkg/slice"