add an extra safety check
authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Tue, 5 Feb 2008 01:47:47 +0000 (01:47 +0000)
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Tue, 5 Feb 2008 01:47:47 +0000 (01:47 +0000)
commitb079d40fb75e515e41c9e9555c0a2e89a90196bb
tree8fc4bfd6181e2b5400f40e7a19d01e8263dddc16
parentcb408bd0c006483475488d17bb840bdf29e438d8
add an extra safety check

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10389 3c298f89-4303-0410-b956-a3cf2f4a3e73
package/base-files/files/etc/functions.sh