diff -Nurp /var/abs/extra/networkmanager/hop_limit.patch networkmanager/hop_limit.patch
--- /var/abs/extra/networkmanager/hop_limit.patch	1970-01-01 01:00:00.000000000 +0100
+++ networkmanager/hop_limit.patch	2014-09-19 16:49:10.000000000 +0200
@@ -0,0 +1,28 @@
+From 6a79acb03abc3406b3889738f8003e5f385af1eb Mon Sep 17 00:00:00 2001
+From: Christian Hesse <mail@eworm.de>
+Date: Mon, 15 Sep 2014 11:35:53 +0200
+Subject: core: only set IPv6 hop_limit for values greater than zero
+
+A "Cur Hop Limit" field value of 0 in a router advertisement means
+"unspecified by this router" and should not be set in the kernel.
+
+(cherry picked from commit c668297257aef17f921518f6a7efac2ede2af76a)
+
+diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
+index 291f03f..3d8baf8 100644
+--- a/src/devices/nm-device.c
++++ b/src/devices/nm-device.c
+@@ -3616,7 +3616,9 @@ rdisc_config_changed (NMRDisc *rdisc, NMRDiscConfigMap changed, NMDevice *device
+ 		}
+ 	}
+ 
+-	if (changed & NM_RDISC_CONFIG_HOP_LIMIT) {
++	/* hop_limit == 0 is a special value "unspecified", so do not touch
++	 * in this case */
++	if (changed & NM_RDISC_CONFIG_HOP_LIMIT && rdisc->hop_limit > 0) {
+ 		char val[16];
+ 
+ 		g_snprintf (val, sizeof (val), "%d", rdisc->hop_limit);
+-- 
+cgit v0.10.2
+
diff -Nurp /var/abs/extra/networkmanager/PKGBUILD networkmanager/PKGBUILD
--- /var/abs/extra/networkmanager/PKGBUILD	2014-09-19 00:06:25.687381430 +0200
+++ networkmanager/PKGBUILD	2014-09-19 16:50:01.172502091 +0200
@@ -21,16 +21,18 @@ makedepends=(intltool dhcpcd dhclient ip
 checkdepends=(libx11 python-gobject python-dbus)
 #source=(git://anongit.freedesktop.org/NetworkManager/NetworkManager#commit=93c1041
 source=(http://ftp.gnome.org/pub/gnome/sources/NetworkManager/${pkgver:0:3}/NetworkManager-$pkgver.tar.xz
-        NetworkManager.conf disable_set_hostname.patch git-fixes.patch)
+        NetworkManager.conf disable_set_hostname.patch git-fixes.patch hop_limit.patch)
 sha256sums=('66a88346bb04d4f402540281181340313b2ec433e75aa9d9ea13f31697f9487e'
             '759db295ddae7a6dc6b29211fc0ec08695f875584d456dd146d3679e2c33e2e3'
             '25056837ea92e559f09563ed817e3e0cd9333be861b8914e45f62ceaae2e0460'
-            '854b5f06fed30cbab2d71544197d53a8aacdeee12ec78a7f48acb9ff31b40889')
+            '854b5f06fed30cbab2d71544197d53a8aacdeee12ec78a7f48acb9ff31b40889'
+            '8b387e19763a298481dd33a6a410d74c86b6dceb8ffbf72c64938a3866099c05')
 
 prepare() {
   cd NetworkManager-$pkgver
   patch -Np1 -i ../git-fixes.patch
   patch -Np1 -i ../disable_set_hostname.patch
+  patch -Np1 -i ../hop_limit.patch
   NOCONFIGURE=1 ./autogen.sh
 }