dccp: Query supported CCIDs

[net-next-2.6.git] / net / dccp / proto.c

diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index d0bd34819761c0983074e54fbff360d0aed75963..b4b10cbd8880b2b088482a257c2e39a2df234ef6 100644 (file)
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -193,6 +193,7 @@ int dccp_init_sock(struct sock *sk, const __u8 ctl_sock_initialized)
 
        dccp_init_xmit_timers(sk);
 
+       INIT_LIST_HEAD(&dp->dccps_featneg);
        /*
         * FIXME: We're hardcoding the CCID, and doing this at this point makes
         * the listening (master) sock get CCID control blocks, which is not
@@ -201,7 +202,7 @@ int dccp_init_sock(struct sock *sk, const __u8 ctl_sock_initialized)
         * setsockopt(CCIDs-I-want/accept). -acme
         */
        if (likely(ctl_sock_initialized)) {
-               int rc = dccp_feat_init(dmsk);
+               int rc = dccp_feat_init(sk);
 
                if (rc)
                        return rc;
@@ -267,7 +268,7 @@ void dccp_destroy_sock(struct sock *sk)
        dp->dccps_hc_rx_ccid = dp->dccps_hc_tx_ccid = NULL;
 
        /* clean up feature negotiation state */
-       dccp_feat_clean(dmsk);
+       dccp_feat_list_purge(&dp->dccps_featneg);
 }
 
 EXPORT_SYMBOL_GPL(dccp_destroy_sock);
@@ -648,6 +649,8 @@ static int do_dccp_getsockopt(struct sock *sk, int level, int optname,
        case DCCP_SOCKOPT_GET_CUR_MPS:
                val = dp->dccps_mss_cache;
                break;
+       case DCCP_SOCKOPT_AVAILABLE_CCIDS:
+               return ccid_getsockopt_builtin_ccids(sk, len, optval, optlen);
        case DCCP_SOCKOPT_SERVER_TIMEWAIT:
                val = dp->dccps_server_timewait;
                break;