From e31144ff5f0ae6459521b0eb1ba143342ebd9014 Mon Sep 17 00:00:00 2001
From: Werner Almesberger <werner@openmoko.org>
Date: Wed, 17 Nov 2010 13:24:11 -0300
Subject: [PATCH] usrp/fscan: fail if the directory name begins with a dash

---
 usrp/fscan | 1 +
 1 file changed, 1 insertion(+)

diff --git a/usrp/fscan b/usrp/fscan
index 0e3b712..0dcbb4e 100755
--- a/usrp/fscan
+++ b/usrp/fscan
@@ -9,6 +9,7 @@ usage()
 
 
 [ "$1" ] || usage
+[ "${1#-}" = "$1" ] || usage
 [ "$3" ] && usage
 mkdir "$1" || exit
 pwr=${2:-2.6}