netifd: Send DHCP release when client exits
authorHans Dedecker <dedeckeh@gmail.com>
Thu, 31 Mar 2016 10:18:29 +0000 (12:18 +0200)
committerJo-Philipp Wich <jo@mein.io>
Thu, 31 Mar 2016 10:18:29 +0000 (12:18 +0200)
Let DHCP client send a release when it exists so the DHCP server is
informed the IP address is released and allowing to clean up IP/mac
state info in intermediate devices.

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>
package/network/config/netifd/files/lib/netifd/proto/dhcp.sh

index 0e88af9..546e1d6 100755 (executable)
@@ -52,7 +52,7 @@ proto_dhcp_setup() {
        proto_run_command "$config" udhcpc \
                -p /var/run/udhcpc-$iface.pid \
                -s /lib/netifd/dhcp.script \
-               -f -t 0 -i "$iface" \
+               -f -R -t 0 -i "$iface" \
                ${ipaddr:+-r $ipaddr} \
                ${hostname:+-H $hostname} \
                ${vendorid:+-V $vendorid} \