From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Fri, 27 Nov 2009 08:41:24 +0000 (+0100)
Subject: Add support for realloc (NULL, size) in relocators
X-Git-Tag: 1.98~314^2~11
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c442639fc0411934c77f3f31e053ea626c357b32;p=thirdparty%2Fgrub.git

Add support for realloc (NULL, size) in relocators
---

diff --git a/lib/relocator.c b/lib/relocator.c
index 176379eb7..d4bfebc8e 100644
--- a/lib/relocator.c
+++ b/lib/relocator.c
@@ -41,6 +41,9 @@ PREFIX (realloc) (void *relocator, grub_size_t size)
 {
   char *playground;
 
+  if (!relocator)
+    return PREFIX (alloc) (size);
+
   playground = (char *) relocator - PRE_REGION_SIZE;
 
   playground = grub_realloc (playground, size + MAX_OVERHEAD);