From 99ca6499308a8df3c629c2f31cadb233b40b60f4 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <c.oelckers@zdoom.fake>
Date: Mon, 11 Apr 2016 20:42:43 +0200
Subject: [PATCH] - fixed NULL pointer access in SetAmmoCapacity.

---
 src/p_acs.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/p_acs.cpp b/src/p_acs.cpp
index 00b3229b2..c880d87bf 100644
--- a/src/p_acs.cpp
+++ b/src/p_acs.cpp
@@ -8637,8 +8637,11 @@ scriptwait:
 					else
 					{
 						item = activator->GiveInventoryType (static_cast<PClassAmmo *>(type));
-						item->MaxAmount = STACK(1);
-						item->Amount = 0;
+						if (item != NULL)
+						{
+							item->MaxAmount = STACK(1);
+							item->Amount = 0;
+						}
 					}
 				}
 			}