From 6c07edd933af592c301d061b9f33fa3f739d8c88 Mon Sep 17 00:00:00 2001
From: Ondrej Vasik <ovasik@redhat.com>
Date: Feb 11 2015 12:26:49 +0000
Subject: xmlif/xmlif.{c,l}: fix double free with invalid end attribute


git-svn-id: https://svn.fedorahosted.org/svn/xmlto@82 eb1b79c1-ba03-4820-82f3-b60cf523859b

---

diff --git a/ChangeLog b/ChangeLog
index 71b3659..ce71e9a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2015-02-11  Ondrej Vasik <ovasik@redhat.com>
+	* xmlif/xmlif.{c,l}: fix double free with invalid end attribute
+
 2015-02-05  Ondrej Vasik <ovasik@redhat.com>
 	* xmlif/xmlif.{c,l}: fix segfault with malformed end attribute
 
diff --git a/xmlif/xmlif.c b/xmlif/xmlif.c
index c461475..3c9fd89 100644
--- a/xmlif/xmlif.c
+++ b/xmlif/xmlif.c
@@ -1138,6 +1138,8 @@ static void end_attribute(void)
 
     if (attribute)
 	free(attribute);
+    attribute=NULL;
+
     if (!end->up)
     {
 	fprintf(stderr,"xmlif: malformed end attribute!\n");
diff --git a/xmlif/xmlif.l b/xmlif/xmlif.l
index 4a171f0..ac42136 100644
--- a/xmlif/xmlif.l
+++ b/xmlif/xmlif.l
@@ -100,6 +100,8 @@ static void end_attribute(void)
 
     if (attribute)
 	free(attribute);
+    attribute=NULL;
+
     if (!end->up)
     {
 	fprintf(stderr,"xmlif: malformed end attribute!\n");