From 9eb05ee238224f84c3322d6331b72b378de05480 Mon Sep 17 00:00:00 2001
From: Bill Nottingham <notting@redhat.com>
Date: Mon, 29 Nov 2010 16:14:03 -0500
Subject: Allow 0 as a vlan tag. (#624704, #635360)

---
 sysconfig/network-scripts/ifup | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sysconfig/network-scripts/ifup b/sysconfig/network-scripts/ifup
index d7bd6721..56b2d6e9 100755
--- a/sysconfig/network-scripts/ifup
+++ b/sysconfig/network-scripts/ifup
@@ -75,7 +75,7 @@ if [ "${VLAN}" = "yes" ] && [ "$ISALIAS" = "no" ]; then
     VID=""
     MATCH='^(eth|hsi|bond)[0-9]+\.[0-9]{1,4}$'
     if [[ "${DEVICE}" =~ $MATCH ]]; then
-	VID=$(echo "${DEVICE}" | LC_ALL=C sed 's/^[a-z0-9]*\.0*//')
+	VID=$(echo "${DEVICE}" | LC_ALL=C sed 's/^[a-z0-9]*\.0*\([0-9]\+\)/\1/')
 	PHYSDEV=${DEVICE%.*}
     fi
     MATCH='^vlan[0-9]{1,4}?'
-- 
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