From 541ac8bc12c44bd1c2620e8a413ccb07ba4bf269 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20N=C3=BCcke?= <florian@nuecke.de>
Date: Sun, 11 Jul 2021 12:27:21 +0200
Subject: [PATCH] Avoid sending packets back where they came from.

---
 .../li/cil/oc2/common/tileentity/NetworkHubTileEntity.java  | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main/java/li/cil/oc2/common/tileentity/NetworkHubTileEntity.java b/src/main/java/li/cil/oc2/common/tileentity/NetworkHubTileEntity.java
index 58d71ca8..a64e302d 100644
--- a/src/main/java/li/cil/oc2/common/tileentity/NetworkHubTileEntity.java
+++ b/src/main/java/li/cil/oc2/common/tileentity/NetworkHubTileEntity.java
@@ -40,9 +40,9 @@ public final class NetworkHubTileEntity extends AbstractTileEntity implements Ne
     public void writeEthernetFrame(final NetworkInterface source, final byte[] frame, final int timeToLive) {
         validateAdjacentInterfaces();
 
-        for (int i = 0; i < adjacentInterfaces.length; i++) {
-            if (adjacentInterfaces[i] != null) {
-                adjacentInterfaces[i].writeEthernetFrame(this, frame, timeToLive - TTL_COST);
+        for (final NetworkInterface adjacentInterface : adjacentInterfaces) {
+            if (adjacentInterface != null && adjacentInterface != source) {
+                adjacentInterface.writeEthernetFrame(this, frame, timeToLive - TTL_COST);
             }
         }
     }