Files
bl-mt798x/uboot-mtk-20220606/lib/tables_csum.c
Jianhui Zhao cc7705c272 Init
Signed-off-by: Jianhui Zhao <jianhui.zhao@gl-inet.com>
2022-09-07 16:27:20 +08:00

20 lines
305 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
*/
#include <common.h>
#include <linux/ctype.h>
u8 table_compute_checksum(void *v, int len)
{
u8 *bytes = v;
u8 checksum = 0;
int i;
for (i = 0; i < len; i++)
checksum -= bytes[i];
return checksum;
}