[PATCH] defaultenv-2 ifup: create network up state file for dhcp

[Sascha Hauer]

We store the 'up' status of a network device in /tmp/network/$interface.
Create this file for dhcp aswell to prevent doing dhcp requests each
time ifup is called.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 defaultenv-2/base/bin/ifup |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/defaultenv-2/base/bin/ifup b/defaultenv-2/base/bin/ifup
index 9f6fd6b..4248149 100644
--- a/defaultenv-2/base/bin/ifup
+++ b/defaultenv-2/base/bin/ifup
@@ -51,9 +51,12 @@ if [ "$ip" = static ]; then
 	${interface}.netmask=$netmask
 	${interface}.serverip=$serverip
 	${interface}.gateway=$gateway
+	retval=0
 elif [ "$ip" = dhcp ]; then
 	dhcp
-	exit $?
+	retval=$?
 fi
 
 echo -o /tmp/network/$interface up
+
+exit $retval
-- 
1.7.10