From a5af5b62009cfca1617517fbd41fe69f83fccc35 Mon Sep 17 00:00:00 2001
From: cristy <urban-warrior@git.imagemagick.org>
Date: Tue, 10 Nov 2009 01:33:21 +0000
Subject: [PATCH]

---
 magick/memory.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/magick/memory.c b/magick/memory.c
index 2667b5009..de8c25d0a 100644
--- a/magick/memory.c
+++ b/magick/memory.c
@@ -389,6 +389,8 @@ MagickExport void *AcquireMagickMemory(const size_t size)
 #if !defined(MAGICKCORE_EMBEDDABLE_SUPPORT)
   memory=memory_methods.acquire_memory_handler(size == 0 ? 1UL : size);
 #else
+  if (memory_semaphore == (SemaphoreInfo *) NULL)
+    AcquireSemaphoreInfo(&memory_semaphore);
   if (free_segments == (DataSegmentInfo *) NULL)
     {
       (void) LockSemaphoreInfo(memory_semaphore);
-- 
2.40.0