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-rw-r--r--Documentation/networking/dccp.txt5
-rw-r--r--include/linux/dccp.h3
-rw-r--r--net/dccp/ccid.c14
-rw-r--r--net/dccp/ccid.h5
-rw-r--r--net/dccp/feat.c13
-rw-r--r--net/dccp/minisocks.c2
6 files changed, 3 insertions, 39 deletions
diff --git a/Documentation/networking/dccp.txt b/Documentation/networking/dccp.txt
index 610083ff73f6..a203d132dbef 100644
--- a/Documentation/networking/dccp.txt
+++ b/Documentation/networking/dccp.txt
@@ -140,10 +140,11 @@ send_ackvec = 1
Whether or not to send Ack Vector options (sec. 11.5).
tx_ccid = 2
- Default CCID for the sender-receiver half-connection.
+ Default CCID for the sender-receiver half-connection. Depending on the
+ choice of CCID, the Send Ack Vector feature is enabled automatically.
rx_ccid = 2
- Default CCID for the receiver-sender half-connection.
+ Default CCID for the receiver-sender half-connection; see tx_ccid.
seq_window = 100
The initial sequence window (sec. 7.5.2).
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 6a72ff52a8a4..46daea312d92 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -370,7 +370,6 @@ static inline unsigned int dccp_hdr_len(const struct sk_buff *skb)
* Will be used to pass the state from dccp_request_sock to dccp_sock.
*
* @dccpms_sequence_window - Sequence Window Feature (section 7.5.2)
- * @dccpms_ccid - Congestion Control Id (CCID) (section 10)
* @dccpms_send_ack_vector - Send Ack Vector Feature (section 11.5)
* @dccpms_send_ndp_count - Send NDP Count Feature (7.7.2)
* @dccpms_pending - List of features being negotiated
@@ -378,8 +377,6 @@ static inline unsigned int dccp_hdr_len(const struct sk_buff *skb)
*/
struct dccp_minisock {
__u64 dccpms_sequence_window;
- __u8 dccpms_rx_ccid;
- __u8 dccpms_tx_ccid;
__u8 dccpms_send_ack_vector;
__u8 dccpms_send_ndp_count;
struct list_head dccpms_pending;
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index 647cb0614f84..bcc643f992ae 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -253,20 +253,6 @@ out_module_put:
EXPORT_SYMBOL_GPL(ccid_new);
-struct ccid *ccid_hc_rx_new(unsigned char id, struct sock *sk, gfp_t gfp)
-{
- return ccid_new(id, sk, 1, gfp);
-}
-
-EXPORT_SYMBOL_GPL(ccid_hc_rx_new);
-
-struct ccid *ccid_hc_tx_new(unsigned char id,struct sock *sk, gfp_t gfp)
-{
- return ccid_new(id, sk, 0, gfp);
-}
-
-EXPORT_SYMBOL_GPL(ccid_hc_tx_new);
-
static void ccid_delete(struct ccid *ccid, struct sock *sk, int rx)
{
struct ccid_operations *ccid_ops;
diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h
index 803343aed004..18f69423a708 100644
--- a/net/dccp/ccid.h
+++ b/net/dccp/ccid.h
@@ -111,11 +111,6 @@ extern int ccid_getsockopt_builtin_ccids(struct sock *sk, int len,
extern struct ccid *ccid_new(unsigned char id, struct sock *sk, int rx,
gfp_t gfp);
-extern struct ccid *ccid_hc_rx_new(unsigned char id, struct sock *sk,
- gfp_t gfp);
-extern struct ccid *ccid_hc_tx_new(unsigned char id, struct sock *sk,
- gfp_t gfp);
-
static inline int ccid_get_current_rx_ccid(struct dccp_sock *dp)
{
struct ccid *ccid = dp->dccps_hc_rx_ccid;
diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 077f78d579c4..a0d5891a37bf 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -1124,22 +1124,9 @@ int dccp_feat_init(struct sock *sk)
INIT_LIST_HEAD(&dmsk->dccpms_pending); /* XXX no longer used */
INIT_LIST_HEAD(&dmsk->dccpms_conf); /* XXX no longer used */
- /* CCID L */
- rc = __feat_register_sp(&dp->dccps_featneg, DCCPF_CCID, 1, 0,
- &dmsk->dccpms_tx_ccid, 1);
- if (rc)
- goto out;
-
- /* CCID R */
- rc = __feat_register_sp(&dp->dccps_featneg, DCCPF_CCID, 0, 0,
- &dmsk->dccpms_rx_ccid, 1);
- if (rc)
- goto out;
-
/* Ack ratio */
rc = __feat_register_nn(&dp->dccps_featneg, DCCPF_ACK_RATIO, 0,
dp->dccps_l_ack_ratio);
-out:
return rc;
}
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index 308b6b928c3d..210c346899ba 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -45,8 +45,6 @@ EXPORT_SYMBOL_GPL(dccp_death_row);
void dccp_minisock_init(struct dccp_minisock *dmsk)
{
dmsk->dccpms_sequence_window = sysctl_dccp_feat_sequence_window;
- dmsk->dccpms_rx_ccid = sysctl_dccp_feat_rx_ccid;
- dmsk->dccpms_tx_ccid = sysctl_dccp_feat_tx_ccid;
dmsk->dccpms_send_ack_vector = sysctl_dccp_feat_send_ack_vector;
dmsk->dccpms_send_ndp_count = sysctl_dccp_feat_send_ndp_count;
}