From faf15e5d88e864a5e03e3820cbca1cb3049203ba Mon Sep 17 00:00:00 2001
From: Mr_Goldberg <gold@berg>
Date: Wed, 26 May 2021 23:06:40 -0400
Subject: [PATCH] Make GetItemDefinitionIDs behave more like the real one.

---
 dll/steam_inventory.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dll/steam_inventory.h b/dll/steam_inventory.h
index df98fba3..81602ea4 100644
--- a/dll/steam_inventory.h
+++ b/dll/steam_inventory.h
@@ -623,7 +623,10 @@ bool GetItemDefinitionIDs(
 
     PRINT_DEBUG("array_size %u\n", *punItemDefIDsArraySize);
 
-    if (pItemDefIDs == nullptr)
+    if (!item_definitions_loaded)
+        return false;
+
+    if (pItemDefIDs == nullptr || *punItemDefIDsArraySize == 0)
     {
         *punItemDefIDsArraySize = defined_items.size();
         return true;