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

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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
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2
net/ipv6/raw.c
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@@ -648,7 +648,7 @@ static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length,
skb->ip_summed = CHECKSUM_NONE;
skb->transport_header = skb->network_header;
err = memcpy_fromiovecend((void *)iph, msg->msg_iter.iov, 0, length);
err = memcpy_from_msg(iph, msg, length);
if (err)
goto error_fault;