Add null-check to "Entity Tracking Improvement"

Spigot-Server-Patches/0155-Entity-Tracking-Improvements.patch

@@ -1,4 +1,4 @@
-From bdd0f358b6e4a313c664157ba9c4853e64027cff Mon Sep 17 00:00:00 2001
+From b79285255316a04113c3513fb1b135da76fba830 Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Mon, 17 Jun 2013 01:24:00 -0400
 Subject: [PATCH] Entity Tracking Improvements
@@ -19,7 +19,7 @@ index 3a40897..0a4de90 100644
          if (bukkitEntity == null) {
              bukkitEntity = CraftEntity.getEntity(world.getServer(), this);
 diff --git a/src/main/java/net/minecraft/server/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
-index a012d20..a79e97e 100644
+index a012d20..c0b9e8a 100644
 --- a/src/main/java/net/minecraft/server/EntityTrackerEntry.java
 +++ b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
 @@ -49,6 +49,7 @@ public class EntityTrackerEntry {
@@ -30,7 +30,7 @@ index a012d20..a79e97e 100644
          this.tracker = entity;
          this.e = i;
          this.f = j;
-@@ -440,17 +441,55 @@ public class EntityTrackerEntry {
+@@ -440,17 +441,59 @@ public class EntityTrackerEntry {
  
                      this.tracker.b(entityplayer);
                      entityplayer.d(this.tracker);
@@ -77,7 +77,11 @@ index a012d20..a79e97e 100644
 +    }
 +    private void updatePassengers(EntityPlayer player) {
 +        if (tracker.isVehicle()) {
-+            tracker.passengers.forEach((e) -> e.tracker.updatePlayer(player));
++            tracker.passengers.forEach((e) -> {
++                if (e.tracker != null) {
++                    e.tracker.updatePlayer(player);
++                }
++            });
 +            player.playerConnection.sendPacket(new PacketPlayOutMount(this.tracker));
 +        }
 +    }
@@ -86,7 +90,7 @@ index a012d20..a79e97e 100644
          double d0 = entityplayer.locX - (double) this.xLoc / 4096.0D;
          double d1 = entityplayer.locZ - (double) this.zLoc / 4096.0D;
          int i = Math.min(this.e, this.f);
-@@ -590,6 +629,7 @@ public class EntityTrackerEntry {
+@@ -590,6 +633,7 @@ public class EntityTrackerEntry {
              this.trackedPlayers.remove(entityplayer);
              this.tracker.c(entityplayer);
              entityplayer.c(this.tracker);
@@ -95,5 +99,5 @@ index a012d20..a79e97e 100644
  
      }
 -- 
-2.8.2
+2.8.1