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@@ -564,16 +564,11 @@ static const u8 crc8_table[256] = {
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0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F
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};
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-#define CRC_INNER_LOOP(n, c, x) \
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- ((c) = ((c) >> 8) ^ crc##n##_table[((c) ^ (x)) & 0xff])
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-
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u8 hndcrc8(u8 *pdata, /* pointer to array of data to process */
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uint nbytes, /* number of input data bytes to process */
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u8 crc /* either CRC8_INIT_VALUE or previous return value */
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) {
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- /* hard code the crc loop instead of using CRC_INNER_LOOP macro
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- * to avoid the undefined and unnecessary (u8 >> 8) operation.
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- */
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+ /* loop over the buffer data */
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while (nbytes-- > 0)
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crc = crc8_table[(crc ^ *pdata++) & 0xff];
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