From dd7ce4b5fdf2c2396c4de34affd7491e87019309 Mon Sep 17 00:00:00 2001
From: WANG Chao <chaowang@redhat.com>
Date: Thu, 13 Jun 2013 10:06:28 +0800
Subject: [PATCH] dracut-module-setup.sh: improve the approach to get a bridged
 interface list

When directory is empty, echo * will output *, not empty string. That's
not intended.
Also it looks a little bit nicer now.

Signed-off-by: WANG Chao <chaowang@redhat.com>
Acked-by: Baoquan He <bhe@redhat.com>
---
 dracut-module-setup.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dracut-module-setup.sh b/dracut-module-setup.sh
index 87d0a20..725eecf 100755
--- a/dracut-module-setup.sh
+++ b/dracut-module-setup.sh
@@ -100,6 +100,7 @@ kdump_get_perm_addr() {
 
 kdump_setup_bridge() {
     local _netdev=$1
+    local _brif=""
     for _dev in `ls /sys/class/net/$_netdev/brif/`; do
         if kdump_is_bond "$_dev"; then
             kdump_setup_bond "$_dev"
@@ -110,8 +111,9 @@ kdump_setup_bridge() {
         else
             echo -n " ifname=$_dev:$(kdump_get_mac_addr $_dev)" >> ${initdir}/etc/cmdline.d/41bridge.conf
         fi
+        _brif+="$_dev,"
     done
-    echo " bridge=$_netdev:$(cd /sys/class/net/$_netdev/brif/; echo * | sed -e 's/ /,/g')" >> ${initdir}/etc/cmdline.d/41bridge.conf
+    echo " bridge=$_netdev:$(echo $_brif | sed -e 's/,$//')" >> ${initdir}/etc/cmdline.d/41bridge.conf
 }
 
 kdump_setup_bond() {