Update internal/mode/static/state/graph/route_common.go

Co-authored-by: Saylor Berman <[email protected]>

Author: salonichf5

internal/mode/static/state/graph/route_common.go

@@ -421,15 +421,11 @@ func isolateHostnamesForParentRefs(parentRef []ParentRef, listenerHostnameMap ma
 					// for L4Routes, we only compare the hostname and listener name combination
 					// because we do not allow l4Routes to attach to the same listener
 					// if they share the same port and hostname.
-					if isL4Route {
 						if h == lHostPort.hostname && listenerName != lName {
-							hostnamesToRemoves[h] = struct{}{}
+						    if l4Route ||  lHostPort.port == ref.Attachment.ListenerPort {
+							  hostnamesToRemoves[h] = struct{}{}
+							}
 						}
-					} else {
-						if h == lHostPort.hostname && listenerName != lName && lHostPort.port == ref.Attachment.ListenerPort {
-							hostnamesToRemoves[h] = struct{}{}
-						}
-					}
 				}
 			}