Name
skb_postpull_rcsum —
update checksum for received skb after pull
Synopsis
void skb_postpull_rcsum (struct sk_buff * skb, const void * start, int len);
Arguments
skb
buffer to update
start
start of data before pull
len
length of data pulled
Description
After doing a pull on a received packet, you need to call this to
update the CHECKSUM_HW checksum, or set ip_summed to CHECKSUM_NONE
so that it can be recomputed from scratch.