loss_interval: Nuke dccp_li_hist

It had just a slab cache, so, for the sake of simplicity just make
dccp_trfc_lib module init routine create the slab cache, no need for users of
the lib to create a private loss_interval object.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 3 insertions, 15 deletions

diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c
index 9d2e2c193cc6..407f10c742ae 100644
--- a/net/dccp/ccids/ccid3.c
+++ b/net/dccp/ccids/ccid3.c
@@ -49,7 +49,6 @@ static int ccid3_debug;
 
 static struct dccp_tx_hist *ccid3_tx_hist;
 static struct dccp_rx_hist *ccid3_rx_hist;
-static struct dccp_li_hist *ccid3_li_hist;
 
 /*
  *      Transmitter Half-Connection Routines
@@ -844,7 +843,7 @@ static int ccid3_hc_rx_detect_loss(struct sock *sk,
         while (dccp_delta_seqno(hcrx->ccid3hcrx_seqno_nonloss, seqno)
            > TFRC_RECV_NUM_LATE_LOSS) {
                 loss = 1;
-                dccp_li_update_li(sk, ccid3_li_hist,
+                dccp_li_update_li(sk,
                                   &hcrx->ccid3hcrx_li_hist,
                                   &hcrx->ccid3hcrx_hist,
                                   &hcrx->ccid3hcrx_tstamp_last_feedback,
@@ -1011,7 +1010,7 @@ static void ccid3_hc_rx_exit(struct sock *sk)
         dccp_rx_hist_purge(ccid3_rx_hist, &hcrx->ccid3hcrx_hist);
 
         /* Empty loss interval history */
-        dccp_li_hist_purge(ccid3_li_hist, &hcrx->ccid3hcrx_li_hist);
+        dccp_li_hist_purge(&hcrx->ccid3hcrx_li_hist);
 }
 
 static void ccid3_hc_rx_get_info(struct sock *sk, struct tcp_info *info)
@@ -1095,19 +1094,12 @@ static __init int ccid3_module_init(void)
         if (ccid3_tx_hist == NULL)
                 goto out_free_rx;
 
-        ccid3_li_hist = dccp_li_hist_new("ccid3");
-        if (ccid3_li_hist == NULL)
-                goto out_free_tx;
-
         rc = ccid_register(&ccid3);
         if (rc != 0)
-                goto out_free_loss_interval_history;
+                goto out_free_tx;
 out:
         return rc;
 
-out_free_loss_interval_history:
-        dccp_li_hist_delete(ccid3_li_hist);
-        ccid3_li_hist = NULL;
 out_free_tx:
         dccp_tx_hist_delete(ccid3_tx_hist);
         ccid3_tx_hist = NULL;
@@ -1130,10 +1122,6 @@ static __exit void ccid3_module_exit(void)
                 dccp_rx_hist_delete(ccid3_rx_hist);
                 ccid3_rx_hist = NULL;
         }
-        if (ccid3_li_hist != NULL) {
-                dccp_li_hist_delete(ccid3_li_hist);
-                ccid3_li_hist = NULL;
-        }
 }
 module_exit(ccid3_module_exit);