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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2014-11-24 10:42:55 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-12-09 16:29:03 -0500 |
| commit | c0371da6047abd261bc483c744dbc7d81a116172 (patch) | |
| tree | 73b4d685f311a83e04f3a684ce18225b409b3f5f /drivers/net | |
| parent | vmci: propagate msghdr all way down to __qp_memcpy_from_queue() (diff) | |
| download | linux-dev-c0371da6047abd261bc483c744dbc7d81a116172.tar.xz linux-dev-c0371da6047abd261bc483c744dbc7d81a116172.zip | |
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 'drivers/net')
| -rw-r--r-- | drivers/net/macvtap.c | 8 | ||||
| -rw-r--r-- | drivers/net/tun.c | 8 |
2 files changed, 4 insertions, 12 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index ba1e5db2152e..2c157cced81f 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -1095,9 +1095,7 @@ static int macvtap_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *m, size_t total_len) { struct macvtap_queue *q = container_of(sock, struct macvtap_queue, sock); - struct iov_iter from; - iov_iter_init(&from, WRITE, m->msg_iov, m->msg_iovlen, total_len); - return macvtap_get_user(q, m, &from, m->msg_flags & MSG_DONTWAIT); + return macvtap_get_user(q, m, &m->msg_iter, m->msg_flags & MSG_DONTWAIT); } static int macvtap_recvmsg(struct kiocb *iocb, struct socket *sock, @@ -1105,12 +1103,10 @@ static int macvtap_recvmsg(struct kiocb *iocb, struct socket *sock, int flags) { struct macvtap_queue *q = container_of(sock, struct macvtap_queue, sock); - struct iov_iter to; int ret; if (flags & ~(MSG_DONTWAIT|MSG_TRUNC)) return -EINVAL; - iov_iter_init(&to, READ, m->msg_iov, m->msg_iovlen, total_len); - ret = macvtap_do_read(q, &to, flags & MSG_DONTWAIT); + ret = macvtap_do_read(q, &m->msg_iter, flags & MSG_DONTWAIT); if (ret > total_len) { m->msg_flags |= MSG_TRUNC; ret = flags & MSG_TRUNC ? ret : total_len; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 9c58286b8a42..f3e992ed87ac 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1449,13 +1449,11 @@ static int tun_sendmsg(struct kiocb *iocb, struct socket *sock, int ret; struct tun_file *tfile = container_of(sock, struct tun_file, socket); struct tun_struct *tun = __tun_get(tfile); - struct iov_iter from; if (!tun) return -EBADFD; - iov_iter_init(&from, WRITE, m->msg_iov, m->msg_iovlen, total_len); - ret = tun_get_user(tun, tfile, m->msg_control, &from, + ret = tun_get_user(tun, tfile, m->msg_control, &m->msg_iter, m->msg_flags & MSG_DONTWAIT); tun_put(tun); return ret; @@ -1467,7 +1465,6 @@ static int tun_recvmsg(struct kiocb *iocb, struct socket *sock, { struct tun_file *tfile = container_of(sock, struct tun_file, socket); struct tun_struct *tun = __tun_get(tfile); - struct iov_iter to; int ret; if (!tun) @@ -1482,8 +1479,7 @@ static int tun_recvmsg(struct kiocb *iocb, struct socket *sock, SOL_PACKET, TUN_TX_TIMESTAMP); goto out; } - iov_iter_init(&to, READ, m->msg_iov, m->msg_iovlen, total_len); - ret = tun_do_read(tun, tfile, &to, flags & MSG_DONTWAIT); + ret = tun_do_read(tun, tfile, &m->msg_iter, flags & MSG_DONTWAIT); if (ret > total_len) { m->msg_flags |= MSG_TRUNC; ret = flags & MSG_TRUNC ? ret : total_len; |