From abc3539768182912b95cb4cd36ab1e1f004401b4 Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Wed, 26 Sep 2001 23:11:21 +0000
Subject: [PATCH] Fixed size check in HEAP_FindFreeBlock to make sure we also
 find blocks that have the exact size needed.

---
 memory/heap.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/memory/heap.c b/memory/heap.c
index 8e0015a6426..285ebe2e879 100644
--- a/memory/heap.c
+++ b/memory/heap.c
@@ -614,7 +614,9 @@ static ARENA_FREE *HEAP_FindFreeBlock( HEAP *heap, DWORD size,
     pArena = pEntry->arena.next;
     while (pArena != &heap->freeList[0].arena)
     {
-        if (pArena->size > size)
+        DWORD arena_size = (pArena->size & ARENA_SIZE_MASK) +
+                            sizeof(ARENA_FREE) - sizeof(ARENA_INUSE);
+        if (arena_size >= size)
         {
             subheap = HEAP_FindSubHeap( heap, pArena );
             if (!HEAP_Commit( subheap, (char *)pArena + sizeof(ARENA_INUSE)
@@ -623,7 +625,6 @@ static ARENA_FREE *HEAP_FindFreeBlock( HEAP *heap, DWORD size,
             *ppSubHeap = subheap;
             return pArena;
         }
-
         pArena = pArena->next;
     }