From: Jim Meyering <jim@meyering.net>
Date: Sat, 10 May 2003 13:25:41 +0000 (+0000)
Subject: (main): Test for `missing argument' before computing n_files.
X-Git-Tag: COREUTILS-5_0_1~557
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3de521ebf928574ee11e96cf1b9e57d31727c871;p=platform%2Fupstream%2Fcoreutils.git

(main): Test for `missing argument' before computing n_files.
---

diff --git a/src/ln.c b/src/ln.c
index ef10cac..ea1d383 100644
--- a/src/ln.c
+++ b/src/ln.c
@@ -482,15 +482,15 @@ main (int argc, char **argv)
 	}
     }
 
-  n_files = argc - optind;
-  file = argv + optind;
-
-  if (n_files == 0)
+  if (argc <= optind)
     {
       error (0, 0, _("missing file argument"));
       usage (EXIT_FAILURE);
     }
 
+  n_files = argc - optind;
+  file = argv + optind;
+
   target_directory_specified = (target_directory != NULL);
   if (!target_directory)
     target_directory = file[n_files - 1];