| Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| Alexander Graf | 1befb38 | 2016-08-19 01:23:21 +0200 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com> |
| Alexander Graf | 1befb38 | 2016-08-19 01:23:21 +0200 | [diff] [blame] | 4 | */ |
| 5 | |
| Tom Rini | 467382c | 2023-12-14 13:16:58 -0500 | [diff] [blame] | 6 | #include <linux/types.h> |
| Alexander Graf | 1befb38 | 2016-08-19 01:23:21 +0200 | [diff] [blame] | 7 | |
| 8 | u8 table_compute_checksum(void *v, int len) |
| 9 | { |
| 10 | u8 *bytes = v; |
| 11 | u8 checksum = 0; |
| 12 | int i; |
| 13 | |
| 14 | for (i = 0; i < len; i++) |
| 15 | checksum -= bytes[i]; |
| 16 | |
| 17 | return checksum; |
| 18 | } |