[lxc-devel] [PATCH] Fix wait_for_bridge() in sysvinit script

[Robert Vogelgesang]

Fix parsing of /etc/lxc/default.conf, i. e. ignore comments, and don't
require whitespace left and right of the equal sign.

Make the early return actually work.

Signed-off-by: Robert Vogelgesang <vogel at users.sourceforge.net>

diff -up lxc-1.0.2/config/init/sysvinit/lxc.fix_wfb lxc-1.0.2/config/init/sysvinit/lxc
--- lxc-1.0.2/config/init/sysvinit/lxc.fix_wfb	2014-03-27 20:10:48.000000000 +0100
+++ lxc-1.0.2/config/init/sysvinit/lxc	2014-04-04 18:35:16.608924414 +0200
@@ -27,8 +27,10 @@ wait_for_bridge()
 {
     [ -f /etc/lxc/default.conf ] || { return 0; }
 
-    BRNAME=`grep lxc.network.link /etc/lxc/default.conf |awk '{print $3}'`
-    [ -n $BRNAME ] || { return 0; }
+    BRNAME=`grep '^[ 	]*lxc.network.link' /etc/lxc/default.conf | sed 's/^.*=[ 	]*//'`
+    if [ -z "$BRNAME" ]; then
+	return 0
+    fi
 
     for try in `seq 1 30`; do
 	ifconfig -a |grep "^$BRNAME" >/dev/null 2>&1