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authorLaszlo Attila Toth <panther@balabit.hu>2008-01-31 04:08:16 +0100
committerDavid S. Miller <davem@davemloft.net>2008-02-01 04:27:19 +0100
commit4a19ec5800fc3bb64e2d87c4d9fdd9e636086fe0 (patch)
tree610bd4e7dbcbdae25ba3806f4256745e98617825 /net/ipv6/raw.c
parent[AF_RXRPC]: constify function pointer tables (diff)
downloadlinux-4a19ec5800fc3bb64e2d87c4d9fdd9e636086fe0.tar.xz
linux-4a19ec5800fc3bb64e2d87c4d9fdd9e636086fe0.zip
[NET]: Introducing socket mark socket option.
A userspace program may wish to set the mark for each packets its send without using the netfilter MARK target. Changing the mark can be used for mark based routing without netfilter or for packet filtering. It requires CAP_NET_ADMIN capability. Signed-off-by: Laszlo Attila Toth <panther@balabit.hu> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/raw.c')
-rw-r--r--net/ipv6/raw.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 4d880551fe6a..d61c63dedbf6 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -641,6 +641,7 @@ static int rawv6_send_hdrinc(struct sock *sk, void *from, int length,
skb_reserve(skb, hh_len);
skb->priority = sk->sk_priority;
+ skb->mark = sk->sk_mark;
skb->dst = dst_clone(&rt->u.dst);
skb_put(skb, length);
@@ -767,6 +768,8 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
*/
memset(&fl, 0, sizeof(fl));
+ fl.mark = sk->sk_mark;
+
if (sin6) {
if (addr_len < SIN6_LEN_RFC2133)
return -EINVAL;