don't call deconfig in udhcpc when entering the renew phase

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10136 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/busybox/patches/524-udhcpc_renew.patch

@@ -0,0 +1,12 @@
+Index: busybox-1.8.2/networking/udhcp/dhcpc.c
+===================================================================
+--- busybox-1.8.2.orig/networking/udhcp/dhcpc.c	2008-01-03 05:00:31.506419917 +0100
++++ busybox-1.8.2/networking/udhcp/dhcpc.c	2008-01-03 05:00:44.311149618 +0100
+@@ -65,7 +65,6 @@
+ 		state = RENEW_REQUESTED;
+ 		break;
+ 	case RENEW_REQUESTED: /* impatient are we? fine, square 1 */
+-		udhcp_run_script(NULL, "deconfig");
+ 	case REQUESTING:
+ 	case RELEASED:
+ 		change_mode(LISTEN_RAW);