diff --git a/avoid-dangling-co_major_cache-reference-to-NL_AUTO_P.diff b/avoid-dangling-co_major_cache-reference-to-NL_AUTO_P.diff
new file mode 100644
index 0000000..b96e817
--- /dev/null
+++ b/avoid-dangling-co_major_cache-reference-to-NL_AUTO_P.diff
@@ -0,0 +1,32 @@
+From 8525e3a4082f88bc93f70c996577e2e48eb57d79 Mon Sep 17 00:00:00 2001
+From: Alexander Sack <asac@jwsdot.com>
+Date: Fri, 21 Oct 2011 00:31:39 +0200
+Subject: [PATCH] avoid dangling co_major_cache reference to NL_AUTO_PROVIDE
+ caches
+
+---
+ lib/cache_mngr.c |    7 +++++--
+ 1 files changed, 5 insertions(+), 2 deletions(-)
+
+diff --git a/lib/cache_mngr.c b/lib/cache_mngr.c
+index cfa676b..69fd4aa 100644
+--- a/lib/cache_mngr.c
++++ b/lib/cache_mngr.c
+@@ -372,9 +372,12 @@ void nl_cache_mngr_free(struct nl_cache_mngr *mngr)
+ 	if (mngr->cm_handle)
+ 		nl_close(mngr->cm_handle);
+ 
+-	for (i = 0; i < mngr->cm_nassocs; i++)
+-		if (mngr->cm_assocs[i].ca_cache)
++	for (i = 0; i < mngr->cm_nassocs; i++) {
++		if (mngr->cm_assocs[i].ca_cache) {
++			nl_cache_mngt_unprovide(mngr->cm_assocs[i].ca_cache);
+ 			nl_cache_free(mngr->cm_assocs[i].ca_cache);
++		}
++	}
+ 
+ 	free(mngr->cm_assocs);
+ 	free(mngr);
+-- 
+1.7.5.4
+
diff --git a/libnl3.changes b/libnl3.changes
index d46314d..11cc551 100644
--- a/libnl3.changes
+++ b/libnl3.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Jan  3 13:23:24 UTC 2012 - adrian@suse.de
+
+- add dangling-co_major_cache-reference fix required by ntrack
+
 -------------------------------------------------------------------
 Sat Nov 19 20:44:32 UTC 2011 - coolo@suse.com
 
diff --git a/libnl3.spec b/libnl3.spec
index 165b302..1cf5c55 100644
--- a/libnl3.spec
+++ b/libnl3.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libnl3
 #
-# Copyright (c) 2011 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2012 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -32,8 +32,10 @@ Url:            http://people.suug.ch/~tgr/libnl/
 Source:         libnl-%version.tar.xz
 Source2:        baselibs.conf
 Patch1:         libdir.diff
+Patch2:         avoid-dangling-co_major_cache-reference-to-NL_AUTO_P.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  bison fdupes flex libtool pkgconfig python-devel xz
+BuildRequires:  autoconf automake bison fdupes flex libtool
+BuildRequires:  pkgconfig >= 0.23 python-devel xz
 
 %description
 The libnl suite is a collection of libraries providing APIs to
@@ -97,7 +99,7 @@ demonstrated.
 tar -xf "%{S:0}" --use=xz;
 %setup -DTqn libnl-%version
 %endif
-%patch -P 1 -p1
+%patch -P 1 -P 2 -p1
 
 %build
 # we do have patches
@@ -135,7 +137,6 @@ rm -Rf "$b/%_sbindir" "$b/%_mandir/man8";
 %_libdir/pkgconfig/*
 
 %if %with_tools
-#
 
 %files -n libnl-config
 %defattr(-,root,root)
@@ -146,7 +147,6 @@ rm -Rf "$b/%_sbindir" "$b/%_mandir/man8";
 %defattr(-,root,root)
 %_mandir/man*/*
 %_sbindir/*
-
 %endif
 
 %changelog