diff options
| author | Florent Fourcot | 2013-12-08 15:46:57 +0100 |
|---|---|---|
| committer | David S. Miller | 2013-12-10 03:03:49 +0100 |
| commit | 1397ed35f22d7c30d0b89ba74b6b7829220dfcfd (patch) | |
| tree | d6c3ce6a964fd25d5f0348523bf47c28e5af273d /net/ipv6/ipv6_sockglue.c | |
| parent | bgmac: connect to PHY and make use of PHY device (diff) | |
| download | kernel-qcow2-linux-1397ed35f22d7c30d0b89ba74b6b7829220dfcfd.tar.gz kernel-qcow2-linux-1397ed35f22d7c30d0b89ba74b6b7829220dfcfd.tar.xz kernel-qcow2-linux-1397ed35f22d7c30d0b89ba74b6b7829220dfcfd.zip | |
ipv6: add flowinfo for tcp6 pkt_options for all cases
The current implementation of IPV6_FLOWINFO only gives a
result if pktoptions is available (thanks to the
ip6_datagram_recv_ctl function).
It gives inconsistent results to user space, sometimes
there is a result for getsockopt(IPV6_FLOWINFO), sometimes
not.
This patch add rcv_flowinfo to store it, and return it to
the userspace in the same way than other pkt_options.
Signed-off-by: Florent Fourcot <florent.fourcot@enst-bretagne.fr>
Reviewed-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ipv6_sockglue.c')
| -rw-r--r-- | net/ipv6/ipv6_sockglue.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 1c6ce3119ff8..c2db1df46385 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -1034,6 +1034,10 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname, int hlim = np->mcast_hops; put_cmsg(&msg, SOL_IPV6, IPV6_2292HOPLIMIT, sizeof(hlim), &hlim); } + if (np->rxopt.bits.rxflow) { + int flowinfo = np->rcv_flowinfo; + put_cmsg(&msg, SOL_IPV6, IPV6_FLOWINFO, sizeof(flowinfo), &flowinfo); + } } len -= msg.msg_controllen; return put_user(len, optlen); |