From: Fabio M. De Francesco > Sent: 01 July 2021 14:38 > > Use crc32_le in place of the custom getcrc32. This change makes GCC > to warn about incorrect castings to the restricted type __le32, but > they can be safely ignored because crc32_le calculates bitwise > little-endian Ethernet AUTODIN II CRC32. > ... > - *((__le32 *)crc) = getcrc32(payload, length);/* modified by Amy*/ > + *((__le32 *)crc) = ~crc32_le(~0, payload, length); Haven't we been round this before? You need to get rid of these crappy casts. David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)