From ef4dd5703286ed5e6d4781396753517717fb0f9b Mon Sep 17 00:00:00 2001
From: Agetian <stavdev@mail.ru>
Date: Fri, 25 Aug 2017 14:59:22 +0000
Subject: [PATCH] - NPE prevention in ComputerUtil.

---
 forge-ai/src/main/java/forge/ai/ComputerUtil.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/forge-ai/src/main/java/forge/ai/ComputerUtil.java b/forge-ai/src/main/java/forge/ai/ComputerUtil.java
index 30717db2797..e2e9d6bc2ef 100644
--- a/forge-ai/src/main/java/forge/ai/ComputerUtil.java
+++ b/forge-ai/src/main/java/forge/ai/ComputerUtil.java
@@ -1437,6 +1437,7 @@ public class ComputerUtil {
         }
 
         SpellAbility saviorWithSubs = saviour;
+        ApiType saviorWithSubsApi = saviorWithSubs == null ? null : saviorWithSubs.getApi();
         while (saviorWithSubs != null) {
             ApiType curApi = saviorWithSubs.getApi();
             if (curApi == ApiType.Pump || curApi == ApiType.PumpAll) {
@@ -1599,8 +1600,7 @@ public class ComputerUtil {
                         && !topStack.hasParam("NoRegen")) || saviourApi == ApiType.ChangeZone
                         || saviourApi == ApiType.Pump || saviourApi == ApiType.PumpAll
                         || saviourApi == ApiType.Protection || saviourApi == null
-                        || saviorWithSubs.getApi() == ApiType.Pump
-                        || saviorWithSubs.getApi() == ApiType.PumpAll)) {
+                        || saviorWithSubsApi == ApiType.Pump || saviorWithSubsApi == ApiType.PumpAll)) {
             for (final Object o : objects) {
                 if (o instanceof Card) {
                     final Card c = (Card) o;