From 7191eefef8c7a02c7cf56f598ea76fe791328434 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 19 Aug 2011 20:42:46 +0300
Subject: Fix adding items to trade. Now possible add same items from all ways.
 Also added protection from adding same stackable items.

---
 src/inventory.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/inventory.cpp')

diff --git a/src/inventory.cpp b/src/inventory.cpp
index acd35efdd..f907b2cc2 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -155,6 +155,9 @@ void Inventory::removeItemAt(int index)
 
 bool Inventory::contains(Item *item) const
 {
+    if (!item)
+        return false;
+
     for (unsigned i = 0; i < mSize; i++)
     {
         if (mItems[i] && mItems[i]->getId() == item->getId())
-- 
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