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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 /net/packet | |
| 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 'net/packet')
| -rw-r--r-- | net/packet/af_packet.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index efa844501136..ed2e620b61df 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2408,11 +2408,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) unsigned short gso_type = 0; int hlen, tlen; int extra_len = 0; - struct iov_iter from; ssize_t n; - iov_iter_init(&from, WRITE, msg->msg_iov, msg->msg_iovlen, len); - /* * Get and verify the address. */ @@ -2451,7 +2448,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) len -= vnet_hdr_len; err = -EFAULT; - n = copy_from_iter(&vnet_hdr, vnet_hdr_len, &from); + n = copy_from_iter(&vnet_hdr, vnet_hdr_len, &msg->msg_iter); if (n != vnet_hdr_len) goto out_unlock; @@ -2522,7 +2519,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) } /* Returns -EFAULT on error */ - err = skb_copy_datagram_from_iter(skb, offset, &from, len); + err = skb_copy_datagram_from_iter(skb, offset, &msg->msg_iter, len); if (err) goto out_free; |