dracut/patches/dracut-034-before-doing-dhcp-check-if-the-link-has-a-carrier.patch

From 271cd19dbe895c24b1f70fa5c6bbecace3b97f4d Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Mon, 02 Dec 2013 09:38:21 +0000
Subject: network/ifup.sh: before doing dhcp, check, if the link has a carrier

---
diff --git a/modules.d/40network/ifup.sh b/modules.d/40network/ifup.sh
index 9f6f449..2edcfe6 100755
--- a/modules.d/40network/ifup.sh
+++ b/modules.d/40network/ifup.sh
@@ -87,6 +87,10 @@ do_dhcp() {
     # dhclient-script will mark the netif up and generate the online
     # event for nfsroot
     # XXX add -V vendor class and option parsing per kernel
+    if ! iface_has_link $netif; then
+        echo "No carrier detected"
+        return 1
+    fi
     echo "Starting dhcp for interface $netif"
     dhclient "$@" -1 -q -cf /etc/dhclient.conf -pf /tmp/dhclient.$netif.pid -lf /tmp/dhclient.$netif.lease $netif \
         || echo "dhcp failed"
--
cgit v0.9.2
1	From 271cd19dbe895c24b1f70fa5c6bbecace3b97f4d Mon Sep 17 00:00:00 2001
2	From: Harald Hoyer <harald@redhat.com>
3	Date: Mon, 02 Dec 2013 09:38:21 +0000
4	Subject: network/ifup.sh: before doing dhcp, check, if the link has a carrier
5
6	---
7	diff --git a/modules.d/40network/ifup.sh b/modules.d/40network/ifup.sh
8	index 9f6f449..2edcfe6 100755
9	--- a/modules.d/40network/ifup.sh
10	+++ b/modules.d/40network/ifup.sh
11	@@ -87,6 +87,10 @@ do_dhcp() {
12	# dhclient-script will mark the netif up and generate the online
13	# event for nfsroot
14	# XXX add -V vendor class and option parsing per kernel
15	+ if ! iface_has_link $netif; then
16	+ echo "No carrier detected"
17	+ return 1
18	+ fi
19	echo "Starting dhcp for interface $netif"
20	dhclient "$@" -1 -q -cf /etc/dhclient.conf -pf /tmp/dhclient.$netif.pid -lf /tmp/dhclient.$netif.lease $netif \
21	\|\| echo "dhcp failed"
22	--
23	cgit v0.9.2