* net.cc (dup_ent): Avoid dereferencing a null pointer in a debug_printf.

winsup/cygwin/ChangeLog

@@ -1,3 +1,7 @@
+2005-03-09  Christopher Faylor  <cgf@timesys.com>
+
+	* net.cc (dup_ent): Avoid dereferencing a null pointer in a debug_printf.
+
 2005-03-09  Christopher Faylor  <cgf@timesys.com>
 
 	* path.cc (path_conv::check): Treat ENOSHARE similarly to ENOENT when

winsup/cygwin/net.cc

@@ -389,7 +389,7 @@ dup_ent (void *old, void *src0, struct_type type)
   if (old)
     {
       debug_printf ("freeing old %sent structure \"%s\" %p\n", entnames[type],
-		    ((unionent *) old)->name, old);
+		    old ? ((unionent *) old)->name : "<null!>", old);
       free (old);
     }