File libxslt-CVE-2012-2825.patch of Package libxslt.614

From: cevans@chromium.org <cevans@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Fri, 1 Jun 2012 16:47:04 +0000 (+0000)
Subject: Fix crash with unexpected DTD nodes in XSLT.
X-Git-Url: http://git.chromium.org/gitweb/?p=chromium%2Fsrc.git;a=commitdiff_plain;h=bb7bfb81c158268fb242292b7e0fbd2d3b933d09

Fix crash with unexpected DTD nodes in XSLT.

BUG=127417
Review URL: https://chromiumcodereview.appspot.com/10441148

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@140041 0039d316-1c4b-4281-b951-d872f2087c98
---

diff --git a/third_party/libxslt/libxslt/xsltutils.h b/third_party/libxslt/libxslt/xsltutils.h
index 3886be3..c986a9c 100644
--- a/third_party/libxslt/libxslt/xsltutils.h
+++ b/third_party/libxslt/libxslt/xsltutils.h
@@ -52,8 +52,8 @@ extern "C" {
  * Checks that the element pertains to XSLT namespace.
  */
 #define IS_XSLT_ELEM(n)							\
-    (((n) != NULL) && ((n)->ns != NULL) &&				\
-     (xmlStrEqual((n)->ns->href, XSLT_NAMESPACE)))
+    (((n) != NULL) && ((n)->type == XML_ELEMENT_NODE) &&                \
+     ((n)->ns != NULL) && (xmlStrEqual((n)->ns->href, XSLT_NAMESPACE)))
 
 /**
  * IS_XSLT_NAME: