diff --git a/router/aarp.go b/router/aarp.go
index e33242c..6ffabe7 100644
--- a/router/aarp.go
+++ b/router/aarp.go
@@ -360,14 +360,14 @@ type AMTEntry struct {
 }
 
 // Valid reports if the entry is valid.
-func (e *AMTEntry) Valid() bool {
-	return e != nil && time.Since(e.LastUpdated) < maxAMTEntryAge
+func (e AMTEntry) Valid() bool {
+	return time.Since(e.LastUpdated) < maxAMTEntryAge
 }
 
 // LastUpdatedAgo is a friendly string reporting how long ago the entry was
 // updated/resolved.
-func (e *AMTEntry) LastUpdatedAgo() string {
-	if e == nil || e.LastUpdated.IsZero() {
+func (e AMTEntry) LastUpdatedAgo() string {
+	if e.LastUpdated.IsZero() {
 		return "never"
 	}
 	return fmt.Sprintf("%v ago", time.Since(e.LastUpdated).Truncate(time.Millisecond))