--- tar-1.15.1/src/incremen.c.orig	2004-09-06 11:30:42 +0000
+++ tar-1.15.1/src/incremen.c	2005-01-15 06:11:18 +0000
@@ -132,7 +132,10 @@ scan_directory (struct obstack *stk, cha
 
   if (! dirp)
     {
+      /* Assume errno is the reason why */
       savedir_error (dir_name);
+      return;
+      /* we cannot return NULL as error flag because scan_directory returns void */
     }
   errno = 0;