remove wait for net ok function

After recent dracut network changes, waiting for nic ready stuff is handled
in cmdline hooks when generate udev rules. So wait_for_net_ok is not
necessary any more in kdump.sh, Removing the code here.

Signed-off-by: Dave Young <dyoung@redhat.com>
Acked-by: Baoquan He <bhe@redhat.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>

dracut-kdump.sh

@@ -22,14 +22,6 @@ KDUMP_POST=""
 
 export PATH=$PATH:$KDUMP_SCRIPT_DIR
 
-# we use manual setup nics in udev rules,
-# so we need to test network is really ok
-wait_for_net_ok() {
-    local ip=$(getarg ip)
-    local iface=`echo $ip|cut -d':' -f1`
-    return $(wait_for_route_ok $iface)
-}
-
 do_default_action()
 {
     wait_for_loginit
@@ -204,7 +196,6 @@ read_kdump_conf()
             add_dump_code "dump_raw $config_val"
             ;;
         ssh)
-            wait_for_net_ok
             add_dump_code "dump_ssh $SSH_KEY_LOCATION $config_val"
             ;;
         esac