ila_csum_neutral_set
if (WARN_ON(ila_csum_neutral_set(iaddr->ident))) {
} else if (!ila_csum_neutral_set(iaddr->ident)) {
fval = (__force __wsum)(ila_csum_neutral_set(iaddr->ident) ?
ila_csum_neutral_set(iaddr->ident)) {