[DCCP] feat: Pass dccp_minisock ptr where only the minisock is used

This is in preparation for having a dccp_minisock embedded into
dccp_request_sock so that feature negotiation can be done prior to
creating the full blown dccp_sock.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 5 deletions

diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index ede969074967..d4b293e16283 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -180,7 +180,7 @@ 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(sk);
+                int rc = dccp_feat_init(dmsk);
 
                 if (rc)
                         return rc;
@@ -229,6 +229,7 @@ EXPORT_SYMBOL_GPL(dccp_init_sock);
 int dccp_destroy_sock(struct sock *sk)
 {
         struct dccp_sock *dp = dccp_sk(sk);
+        struct dccp_minisock *dmsk = dccp_msk(sk);
 
         /*
          * DCCP doesn't use sk_write_queue, just sk_send_head
@@ -246,7 +247,7 @@ int dccp_destroy_sock(struct sock *sk)
         kfree(dp->dccps_service_list);
         dp->dccps_service_list = NULL;
 
-        if (dccp_msk(sk)->dccpms_send_ack_vector) {
+        if (dmsk->dccpms_send_ack_vector) {
                 dccp_ackvec_free(dp->dccps_hc_rx_ackvec);
                 dp->dccps_hc_rx_ackvec = NULL;
         }
@@ -255,7 +256,7 @@ int 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(sk);
+        dccp_feat_clean(dmsk);
 
         return 0;
 }
@@ -441,8 +442,8 @@ static int dccp_setsockopt_change(struct sock *sk, int type,
                 goto out_free_val;
         }
 
-        rc = dccp_feat_change(sk, type, opt.dccpsf_feat, val, opt.dccpsf_len,
-                              GFP_KERNEL);
+        rc = dccp_feat_change(dccp_msk(sk), type, opt.dccpsf_feat,
+                              val, opt.dccpsf_len, GFP_KERNEL);
         if (rc)
                 goto out_free_val;