2 * Copyright (c) 2003 VIA Networking, Inc. All rights reserved.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 * ETHbIsBufferCrc32Ok - Check CRC value of the buffer if Ok or not
39 * Description: Check CRC value of the buffer if Ok or not
43 * pbyBuffer - pointer of buffer (normally is rx buffer)
44 * cbFrameLength - length of buffer, including CRC portion
48 * Return Value: true if ok; false if error.
51 bool ETHbIsBufferCrc32Ok(u8 * pbyBuffer, unsigned int cbFrameLength)
53 u32 n_crc = ~ether_crc_le(cbFrameLength - 4, pbyBuffer);
55 if (le32_to_cpu(*((__le32 *)(pbyBuffer + cbFrameLength - 4))) != n_crc)