Do not suppress routes if the router received on renew is the same (#138)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7215 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/base-files/files/usr/share/udhcpc/default.script b/package/base-files/files/usr/share/udhcpc/default.script
index c723953..f209920 100755 (executable)
--- a/package/base-files/files/usr/share/udhcpc/default.script
+++ b/package/base-files/files/usr/share/udhcpc/default.script
@@ -28,7 +28,7 @@ case "$1" in
                netmask ${subnet:-255.255.255.0} \
                broadcast ${broadcast:-+}
 
                netmask ${subnet:-255.255.255.0} \
                broadcast ${broadcast:-+}
 

-               if [ -n "$router" ] ; then
+               if [ "$router" != "$(route -n | grep '^0.0.0.0' | grep $interface | awk '{ print $2 }')" ] ; then

                        echo "deleting routers"
                        while route del default gw 0.0.0.0 dev $interface >&- 2>&- ; do :; done
                                        
                        echo "deleting routers"
                        while route del default gw 0.0.0.0 dev $interface >&- 2>&- ; do :; done