skb_copy_and_csum_da(9)
NAME
skb_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!