Lines Matching refs:sum
306 void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,
310 *sum = csum_fold(csum_add(csum_sub(~csum_unfold(*sum), from),
315 *sum = ~csum_fold(csum_add(csum_sub(csum_unfold(*sum), from),
320 void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,
329 *sum = csum_fold(csum_partial(diff, sizeof(diff),
330 ~csum_unfold(*sum)));
335 *sum = ~csum_fold(csum_partial(diff, sizeof(diff),
336 csum_unfold(*sum)));