From d8dc608e89227feae6e87309790b1a2eddae57aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20N=C3=BCcke?= <florian@nuecke.de>
Date: Sun, 6 Feb 2022 21:38:10 +0100
Subject: [PATCH] Fix potential (silent) NRE when no data is available after
 all.

---
 .../java/li/cil/oc2/common/network/ProjectorLoadBalancer.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/li/cil/oc2/common/network/ProjectorLoadBalancer.java b/src/main/java/li/cil/oc2/common/network/ProjectorLoadBalancer.java
index fa3fed94..ec0076d5 100644
--- a/src/main/java/li/cil/oc2/common/network/ProjectorLoadBalancer.java
+++ b/src/main/java/li/cil/oc2/common/network/ProjectorLoadBalancer.java
@@ -282,6 +282,10 @@ public final class ProjectorLoadBalancer {
             assert runningEncode == null || runningEncode.isDone();
             runningEncode = ENCODER_WORKERS.submit(() -> {
                 final ByteBuffer frame = frameSupplier.get();
+                if (frame == null) {
+                    return;
+                }
+
                 final int budgetCost = frame.limit() * players.size();
                 BUDGET.accumulateAndGet(budgetCost, (budget, cost) -> budget - cost);