pskb_trim_rcsum (9) Linux Manual Page
pskb_trim_rcsum – trim received skb and update checksum
Synopsis
int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len);Arguments
skb
-
- buffer to trim
len
- new length
Description
This is exactly the same as pskb_trim except that it ensures the checksum of received packets are still valid after the operation.