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put iov_iter into msghdr

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Note that the code _using_ ->msg_iter at that point will be very
unhappy with anything other than unshifted iovec-backed iov_iter.
We still need to convert users to proper primitives.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2014-11-24 10:42:55 -05:00
parent d838df2e5d
commit c0371da604
33 changed files with 90 additions and 112 deletions
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10
net/unix/af_unix.c
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@@ -1459,9 +1459,6 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
struct scm_cookie tmp_scm;
int max_level;
int data_len = 0;
struct iov_iter from;
iov_iter_init(&from, WRITE, msg->msg_iov, msg->msg_iovlen, len);
if (NULL == siocb->scm)
siocb->scm = &tmp_scm;
@@ -1519,7 +1516,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
skb_put(skb, len - data_len);
skb->data_len = data_len;
skb->len = len;
err = skb_copy_datagram_from_iter(skb, 0, &from, len);
err = skb_copy_datagram_from_iter(skb, 0, &msg->msg_iter, len);
if (err)
goto out_free;
@@ -1641,9 +1638,6 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
bool fds_sent = false;
int max_level;
int data_len;
struct iov_iter from;
iov_iter_init(&from, WRITE, msg->msg_iov, msg->msg_iovlen, len);
if (NULL == siocb->scm)
siocb->scm = &tmp_scm;
@@ -1700,7 +1694,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
skb_put(skb, size - data_len);
skb->data_len = data_len;
skb->len = size;
err = skb_copy_datagram_from_iter(skb, 0, &from, size);
err = skb_copy_datagram_from_iter(skb, 0, &msg->msg_iter, size);
if (err) {
kfree_skb(skb);
goto out_err;