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authorAl Viro <viro@zeniv.linux.org.uk>2014-11-24 18:42:55 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2014-12-10 00:29:03 +0300
commitc0371da6047abd261bc483c744dbc7d81a116172 (patch)
tree73b4d685f311a83e04f3a684ce18225b409b3f5f /net/ipv4
parentd838df2e5dcbb6ed4d82854869e9a30f9aeef6da (diff)
downloadlinux-c0371da6047abd261bc483c744dbc7d81a116172.tar.xz
put iov_iter into msghdr
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>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/ip_output.c6
-rw-r--r--net/ipv4/ping.c3
-rw-r--r--net/ipv4/raw.c3
-rw-r--r--net/ipv4/tcp.c6
-rw-r--r--net/ipv4/tcp_output.c2
5 files changed, 12 insertions, 8 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index cdedcf144463..b50861b22b6b 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -755,11 +755,13 @@ ip_generic_getfrag(void *from, char *to, int offset, int len, int odd, struct sk
struct msghdr *msg = from;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- if (memcpy_fromiovecend(to, msg->msg_iov, offset, len) < 0)
+ /* XXX: stripping const */
+ if (memcpy_fromiovecend(to, (struct iovec *)msg->msg_iter.iov, offset, len) < 0)
return -EFAULT;
} else {
__wsum csum = 0;
- if (csum_partial_copy_fromiovecend(to, msg->msg_iov, offset, len, &csum) < 0)
+ /* XXX: stripping const */
+ if (csum_partial_copy_fromiovecend(to, (struct iovec *)msg->msg_iter.iov, offset, len, &csum) < 0)
return -EFAULT;
skb->csum = csum_block_add(skb->csum, csum, odd);
}
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 8dd4ae0424fc..c0d82f78d364 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -811,7 +811,8 @@ back_from_confirm:
pfh.icmph.checksum = 0;
pfh.icmph.un.echo.id = inet->inet_sport;
pfh.icmph.un.echo.sequence = user_icmph.un.echo.sequence;
- pfh.iov = msg->msg_iov;
+ /* XXX: stripping const */
+ pfh.iov = (struct iovec *)msg->msg_iter.iov;
pfh.wcheck = 0;
pfh.family = AF_INET;
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 5d83bd2fcedb..0bb68df5055d 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -625,7 +625,8 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
back_from_confirm:
if (inet->hdrincl)
- err = raw_send_hdrinc(sk, &fl4, msg->msg_iov, len,
+ /* XXX: stripping const */
+ err = raw_send_hdrinc(sk, &fl4, (struct iovec *)msg->msg_iter.iov, len,
&rt, msg->msg_flags);
else {
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 4a96f3730170..54ba6209eea9 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1085,7 +1085,7 @@ static int tcp_sendmsg_fastopen(struct sock *sk, struct msghdr *msg,
int tcp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
size_t size)
{
- struct iovec *iov;
+ const struct iovec *iov;
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int iovlen, flags, err, copied = 0;
@@ -1136,8 +1136,8 @@ int tcp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
mss_now = tcp_send_mss(sk, &size_goal, flags);
/* Ok commence sending. */
- iovlen = msg->msg_iovlen;
- iov = msg->msg_iov;
+ iovlen = msg->msg_iter.nr_segs;
+ iov = msg->msg_iter.iov;
copied = 0;
err = -EPIPE;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f5bd4bd3f7e6..3e225b03eb95 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3050,7 +3050,7 @@ static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
syn_data->ip_summed = CHECKSUM_PARTIAL;
memcpy(syn_data->cb, syn->cb, sizeof(syn->cb));
if (unlikely(memcpy_fromiovecend(skb_put(syn_data, space),
- fo->data->msg_iov, 0, space))) {
+ fo->data->msg_iter.iov, 0, space))) {
kfree_skb(syn_data);
goto fallback;
}