net: switch memcpy_fromiovec()/memcpy_fromiovecend() users to copy_from_iter()

That takes care of the majority of ->sendmsg() instances - most of them
via memcpy_to_msg() or assorted getfrag() callbacks.  One place where we
still keep memcpy_fromiovecend() is tipc - there we potentially read the
same data over and over; separate patch, that...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2014-11-28 15:48:29 -05:00
parent 57be5bdad7
commit 21226abb4e
7 changed files with 14 additions and 18 deletions

View File

@@ -382,7 +382,7 @@ static int raw_send_hdrinc(struct sock *sk, struct flowi4 *fl4,
skb->transport_header = skb->network_header;
err = -EFAULT;
if (memcpy_fromiovecend((void *)iph, msg->msg_iter.iov, 0, length))
if (memcpy_from_msg(iph, msg, length))
goto error_free;
iphlen = iph->ihl * 4;