SKB_COPY_AND_CSUM_DA(9) Linux Networking SKB_COPY_AND_CSUM_DA(9)NAMEskb_copy_and_csum_datagram_iovec - Copy and checkum skb to user iovec.
SYNOPSIS
int skb_copy_and_csum_datagram_iovec(struct sk_buff * skb, int hlen,
struct iovec * iov);
ARGUMENTS
skb
skbuff
hlen
hardware length
iov
io vector
DESCRIPTION
Caller _must_ check that skb will fit to this iovec.
RETURNS
0 - success. -EINVAL - checksum failure. -EFAULT - fault during copy.
Beware, in this case iovec can be modified!
COPYRIGHTKernel Hackers Manual 3.11 November 2013 SKB_COPY_AND_CSUM_DA(9)