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26 lines
964 B
26 lines
964 B
6 years ago
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From 7aa989a4fd5c29da18e9e57fb94dec253516b0c4 Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Mon, 2 Dec 2013 10:38:21 +0100
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Subject: [PATCH] network/ifup.sh: before doing dhcp, check, if the link has a
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carrier
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---
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modules.d/40network/ifup.sh | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/modules.d/40network/ifup.sh b/modules.d/40network/ifup.sh
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index 9f6f4494..2edcfe69 100755
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--- a/modules.d/40network/ifup.sh
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+++ b/modules.d/40network/ifup.sh
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@@ -87,6 +87,10 @@ do_dhcp() {
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# dhclient-script will mark the netif up and generate the online
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# event for nfsroot
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# XXX add -V vendor class and option parsing per kernel
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+ if ! iface_has_link $netif; then
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+ echo "No carrier detected"
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+ return 1
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+ fi
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echo "Starting dhcp for interface $netif"
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dhclient "$@" -1 -q -cf /etc/dhclient.conf -pf /tmp/dhclient.$netif.pid -lf /tmp/dhclient.$netif.lease $netif \
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|| echo "dhcp failed"
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