[vty] Allow delete during password entry

2008-08-13 roy <quagga@de.vio.us>

	* lib/vty.c: (vty_delete_char) move check for authentication
	  down a bit, so we do the delete, but still not re-write of line.

Signed-off-by: Paul Jakma <paul@quagga.net>
diff --git a/lib/vty.c b/lib/vty.c
index ccf6640..3208471 100644
--- a/lib/vty.c
+++ b/lib/vty.c
@@ -727,9 +727,6 @@
   int i;
   int size;
 
-  if (vty->node == AUTH_NODE || vty->node == AUTH_ENABLE_NODE)
-    return;
-
   if (vty->length == 0)
     {
       vty_down_level (vty);
@@ -744,6 +741,9 @@
   vty->length--;
   memmove (&vty->buf[vty->cp], &vty->buf[vty->cp + 1], size - 1);
   vty->buf[vty->length] = '\0';
+  
+  if (vty->node == AUTH_NODE || vty->node == AUTH_ENABLE_NODE)
+    return;
 
   vty_write (vty, &vty->buf[vty->cp], size - 1);
   vty_write (vty, &telnet_space_char, 1);