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| author | Edward Jee <edjee@google.com> | 2015-10-08 14:56:49 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-10-12 19:25:22 -0700 |
| commit | c7d39e32632e5db9dc4da51198b76d8c315946ff (patch) | |
| tree | 924e6fc7379bf29d87f07fe4c1b203c9ceab0043 /net | |
| parent | f28ea365cdefc3b4fd0373e70b0106a0cd9b4c23 (diff) | |
| download | linux-c7d39e32632e5db9dc4da51198b76d8c315946ff.tar.gz linux-c7d39e32632e5db9dc4da51198b76d8c315946ff.tar.bz2 linux-c7d39e32632e5db9dc4da51198b76d8c315946ff.zip | |
packet: support per-packet fwmark for af_packet sendmsg
Signed-off-by: Edward Hyunkoo Jee <edjee@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/packet/af_packet.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 104910f7d1fb..20c44e2e1e4e 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2630,6 +2630,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) __be16 proto; unsigned char *addr; int err, reserve = 0; + struct sockcm_cookie sockc; struct virtio_net_hdr vnet_hdr = { 0 }; int offset = 0; int vnet_hdr_len; @@ -2665,6 +2666,13 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) if (unlikely(!(dev->flags & IFF_UP))) goto out_unlock; + sockc.mark = sk->sk_mark; + if (msg->msg_controllen) { + err = sock_cmsg_send(sk, msg, &sockc); + if (unlikely(err)) + goto out_unlock; + } + if (sock->type == SOCK_RAW) reserve = dev->hard_header_len; if (po->has_vnet_hdr) { @@ -2774,7 +2782,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) skb->protocol = proto; skb->dev = dev; skb->priority = sk->sk_priority; - skb->mark = sk->sk_mark; + skb->mark = sockc.mark; packet_pick_tx_queue(dev, skb); |