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From: Anthony Liguori <anthony@codemonkey.ws>
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Date: Wed, 11 Feb 2009 21:00:34 +0000
Subject: [Qemu-devel] [6615] Fix qemu_realloc() (Kevin Wolf)
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Revision: 6615
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6615
Author:   aliguori
Date:     2009-02-11 21:00:32 +0000 (Wed, 11 Feb 2009)

Log Message:
-----------
Fix qemu_realloc() (Kevin Wolf)

For qemu_realloc with size == 0 a result of NULL is perfectly fine

Signed-off-by: Kevin Wolf <kwolf@suse.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

Modified Paths:
--------------
    trunk/qemu-malloc.c

Modified: trunk/qemu-malloc.c
===================================================================
--- trunk/qemu-malloc.c	2009-02-11 19:47:39 UTC (rev 6614)
+++ trunk/qemu-malloc.c	2009-02-11 21:00:32 UTC (rev 6615)
@@ -48,7 +48,10 @@
 
 void *qemu_realloc(void *ptr, size_t size)
 {
-    return oom_check(realloc(ptr, size));
+    if (size)
+        return oom_check(realloc(ptr, size));
+    else
+        return realloc(ptr, size);
 }
 
 void *qemu_mallocz(size_t size)