diff --git a/hack/.staticcheck_failures b/hack/.staticcheck_failures
index 59b321d1e1..ed4a4a282d 100644
--- a/hack/.staticcheck_failures
+++ b/hack/.staticcheck_failures
@@ -8,7 +8,6 @@ dnsprovider/pkg/dnsprovider/providers/google/clouddns/internal/stubs
 node-authorizer/pkg/authorizers/aws
 node-authorizer/pkg/server
 pkg/resources/ali
-pkg/resources/aws
 pkg/resources/digitalocean
 pkg/resources/digitalocean/dns
 pkg/resources/openstack
diff --git a/pkg/resources/aws/aws.go b/pkg/resources/aws/aws.go
index aaa0cb7637..a52d080dcf 100644
--- a/pkg/resources/aws/aws.go
+++ b/pkg/resources/aws/aws.go
@@ -17,8 +17,6 @@ limitations under the License.
 package aws
 
 import (
-	"bufio"
-	"bytes"
 	"errors"
 	"fmt"
 	"strings"
@@ -1361,54 +1359,6 @@ func FindNatGateways(cloud fi.Cloud, routeTables map[string]*resources.Resource,
 	return resourceTrackers, nil
 }
 
-// extractClusterName performs string-matching / parsing to determine the ClusterName in some instance-data
-// It returns "" if it could not be (uniquely) determined
-func extractClusterName(userData string) string {
-	clusterName := ""
-
-	scanner := bufio.NewScanner(bytes.NewReader([]byte(userData)))
-	scanner.Split(bufio.ScanLines)
-
-	for scanner.Scan() {
-		line := scanner.Text()
-		line = strings.TrimSpace(line)
-
-		if strings.HasPrefix(line, "INSTANCE_PREFIX:") {
-			// kube-up
-			// Match:
-			// INSTANCE_PREFIX: 'clustername'
-			// INSTANCE_PREFIX: "clustername"
-			// INSTANCE_PREFIX: clustername
-			line = strings.TrimPrefix(line, "INSTANCE_PREFIX:")
-		} else if strings.HasPrefix(line, "ClusterName:") {
-			// kops
-			// Match:
-			// ClusterName: 'clustername'
-			// ClusterName: "clustername"
-			// ClusterName: clustername
-			line = strings.TrimPrefix(line, "ClusterName:")
-		} else {
-			continue
-		}
-
-		line = strings.TrimSpace(line)
-		line = strings.Trim(line, "'\"")
-		if clusterName != "" && clusterName != line {
-			klog.Warningf("cannot uniquely determine cluster-name, found %q and %q", line, clusterName)
-			return ""
-		}
-		clusterName = line
-
-	}
-	if err := scanner.Err(); err != nil {
-		klog.Warningf("error scanning UserData: %v", err)
-		return ""
-	}
-
-	return clusterName
-
-}
-
 // DeleteAutoScalingGroupLaunchTemplate deletes
 func DeleteAutoScalingGroupLaunchTemplate(cloud fi.Cloud, r *resources.Resource) error {
 	c, ok := cloud.(awsup.AWSCloud)