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-rw-r--r--net/packet/af_packet.c10
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);