dccp ccid-2: Use feature-negotiation to report Ack Ratio changes

This uses the new feature-negotiation framework to signal Ack Ratio changes,
as required by RFC 4341, sec. 6.1.2.

This raises some problems for CCID-2 since it can at the moment not cope
gracefully with Ack Ratio of e.g. 2. A FIXME has thus been added which
reverts to the existing policy of bypassing the Ack Ratio sysctl.

Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Acked-by: Ian McDonald <ian.mcdonald@jandi.co.nz>

1 files changed, 0 insertions, 1 deletions

diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 392a5d822b33..11905e0cf8f7 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -189,7 +189,6 @@ int dccp_init_sock(struct sock *sk, const __u8 ctl_sock_initialized)
         dp->dccps_rate_last     = jiffies;
         dp->dccps_role          = DCCP_ROLE_UNDEFINED;
         dp->dccps_service       = DCCP_SERVICE_CODE_IS_ABSENT;
-        dp->dccps_l_ack_ratio   = dp->dccps_r_ack_ratio = 1;
 
         dccp_init_xmit_timers(sk);