Fix bogus port deallocation due to uninitialized variable

---
 hurdioctl.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- eglibc-2.10.2-orig/hurd/hurdioctl.c	2006-08-17 02:18:26.000000000 +0100
+++ eglibc-2.10.2/hurd/hurdioctl.c	2009-12-22 03:13:05.000000000 +0000
@@ -169,7 +169,7 @@
   for (i = 0; i < _hurd_dtablesize; ++i)
     {
       struct hurd_fd *const d = _hurd_dtable[i];
-      mach_port_t newctty;
+      mach_port_t newctty = MACH_PORT_NULL;
 
       if (d == NULL)
 	/* Nothing to do for an unused descriptor cell.  */