fix for multiple lock/unlock operations in 'lock' command (found by framer99)

SVN-Revision: 6286

package/busybox/patches/340-lock_util.patch

@@ -39,7 +39,7 @@ diff -ruN busybox-1.3.1-old/miscutils/Kbuild busybox-1.3.1/miscutils/Kbuild
 diff -ruN busybox-1.3.1-old/miscutils/lock.c busybox-1.3.1/miscutils/lock.c
 --- busybox-1.3.1-old/miscutils/lock.c	1970-01-01 01:00:00.000000000 +0100
 +++ busybox-1.3.1/miscutils/lock.c	2006-12-28 03:11:36.000000000 +0100
-@@ -0,0 +1,136 @@
+@@ -0,0 +1,135 @@
 +/*
 + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
 + *
@@ -73,7 +73,6 @@ diff -ruN busybox-1.3.1-old/miscutils/lock.c busybox-1.3.1/miscutils/lock.c
 +static void exit_unlock(int sig)
 +{
 +	flock(fd, LOCK_UN);
-+	unlink(file);
 +	exit(0);
 +}
 +