Lines Matching refs:sum
1262 __u16 sum = 0; in add_checksum() local
1265 sum += *p++; in add_checksum()
1266 end[3] = hextable[sum & 0xF]; in add_checksum()
1267 sum >>= 4; in add_checksum()
1268 end[2] = hextable[sum & 0xF]; in add_checksum()
1269 sum >>= 4; in add_checksum()
1270 end[1] = hextable[sum & 0xF]; in add_checksum()
1271 sum >>= 4; in add_checksum()
1272 end[0] = hextable[sum & 0xF]; in add_checksum()
1772 u_short sum = in verify_checksum() local
1776 sum -= *p++; in verify_checksum()
1777 if (sum == 0 && strip_info->firmware_level == StructuredMessages) { in verify_checksum()
1782 return (sum == 0); in verify_checksum()