From: Richard W.M. Jones <rjones@redhat.com>
Date: Fri, 28 Jan 2011 17:11:40 +0000 (+0000)
Subject: lib: Fix use-after-free bug in XPath parsing code.
X-Git-Tag: 1.9.7~6
X-Git-Url: http://git.annexia.org/?a=commitdiff_plain;h=82f5fdb0dbbc0c7b04861edeadf70c86c9342df2;p=libguestfs.git

lib: Fix use-after-free bug in XPath parsing code.
---

diff --git a/src/virt.c b/src/virt.c
index 2c6be3c..9f84908 100644
--- a/src/virt.c
+++ b/src/virt.c
@@ -196,8 +196,8 @@ guestfs___for_each_disk (guestfs_h *g,
     assert (xptype->nodesetval->nodeTab[0]);
     assert (xptype->nodesetval->nodeTab[0]->type == XML_ATTRIBUTE_NODE);
     xmlAttrPtr attr = (xmlAttrPtr) xptype->nodesetval->nodeTab[0];
-    xmlXPathFreeObject (xptype);
     char *type = (char *) xmlNodeListGetString (doc, attr->children, 1);
+    xmlXPathFreeObject (xptype);
 
     xmlXPathObjectPtr xpfilename;