loss_interval: unexport dccp_li_hist_interval_new

Now its only used inside the loss_interval code.
Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

net/dccp/ccids/lib/loss_interval.c

@@ -120,8 +120,9 @@ u32 dccp_li_hist_calc_i_mean(struct list_head *list)
 
 EXPORT_SYMBOL_GPL(dccp_li_hist_calc_i_mean);
 
-int dccp_li_hist_interval_new(struct dccp_li_hist *hist,
-   struct list_head *list, const u64 seq_loss, const u8 win_loss)
+static int dccp_li_hist_interval_new(struct dccp_li_hist *hist,
+				     struct list_head *list,
+				     const u64 seq_loss, const u8 win_loss)
 {
 	struct dccp_li_hist_entry *entry;
 	int i;
@@ -142,8 +143,6 @@ int dccp_li_hist_interval_new(struct dccp_li_hist *hist,
 	return 1;
 }
 
-EXPORT_SYMBOL_GPL(dccp_li_hist_interval_new);
-
 /* calculate first loss interval
  *
  * returns estimated loss interval in usecs */

net/dccp/ccids/lib/loss_interval.h

@@ -52,9 +52,6 @@ extern void dccp_li_hist_purge(struct dccp_li_hist *hist,
 
 extern u32 dccp_li_hist_calc_i_mean(struct list_head *list);
 
-extern int dccp_li_hist_interval_new(struct dccp_li_hist *hist,
-   struct list_head *list, const u64 seq_loss, const u8 win_loss);
-
 extern void dccp_li_update_li(struct sock *sk, struct dccp_li_hist *li_hist,
 			      struct list_head *li_hist_list,
 			      struct list_head *hist_list,