-#include <stdint.h>
+/*
+ * Shamir's secret sharing sharing implementation
+ *
+ * Copyright (C) 2013 Matt Corallo <git@bluematt.me>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place - Suite 330, Boston, MA 02111-1307 USA.
+ */
#ifndef IN_KERNEL
#include <assert.h>
#define CHECKSTATE(x) assert(x)
#else
#include <linux/bug.h>
-#define CHECKSTATE(x) BUG_ON(x)
+#define CHECKSTATE(x) BUG_ON(!(x))
#endif
#include "shamirssecret.h"