303 void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,  in inet_proto_csum_replace4()  argument
307 		csum_replace4(sum, from, to);  in inet_proto_csum_replace4()
313 		*sum = ~csum_fold(csum_add(csum_sub(csum_unfold(*sum),  in inet_proto_csum_replace4()
319 void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,  in inet_proto_csum_replace16()  argument
328 		*sum = csum_fold(csum_partial(diff, sizeof(diff),  in inet_proto_csum_replace16()
329 				 ~csum_unfold(*sum)));  in inet_proto_csum_replace16()
334 		*sum = ~csum_fold(csum_partial(diff, sizeof(diff),  in inet_proto_csum_replace16()
335 				  csum_unfold(*sum)));  in inet_proto_csum_replace16()
339 void inet_proto_csum_replace_by_diff(__sum16 *sum, struct sk_buff *skb,  in inet_proto_csum_replace_by_diff()  argument
343 		*sum = csum_fold(csum_add(diff, ~csum_unfold(*sum)));  in inet_proto_csum_replace_by_diff()
347 		*sum = ~csum_fold(csum_add(diff, csum_unfold(*sum)));  in inet_proto_csum_replace_by_diff()