Lines Matching refs:sum
936 int len, unsigned long sum) in atalk_sum_partial() argument
940 sum += *data++; in atalk_sum_partial()
941 sum = rol16(sum, 1); in atalk_sum_partial()
943 return sum; in atalk_sum_partial()
948 int len, unsigned long sum) in atalk_sum_skb() argument
958 sum = atalk_sum_partial(skb->data + offset, copy, sum); in atalk_sum_skb()
960 return sum; in atalk_sum_skb()
978 sum = atalk_sum_partial(vaddr + skb_frag_off(frag) + in atalk_sum_skb()
979 offset - start, copy, sum); in atalk_sum_skb()
983 return sum; in atalk_sum_skb()
998 sum = atalk_sum_skb(frag_iter, offset - start, in atalk_sum_skb()
999 copy, sum); in atalk_sum_skb()
1001 return sum; in atalk_sum_skb()
1009 return sum; in atalk_sum_skb()
1014 unsigned long sum; in atalk_checksum() local
1017 sum = atalk_sum_skb(skb, 4, len-4, 0); in atalk_checksum()
1020 return sum ? htons((unsigned short)sum) : htons(0xFFFF); in atalk_checksum()