Finish off pr_drain functions, they haven't been used since 2006.

OK mpi

3 files changed, 3 insertions, 19 deletions

diff --git a/sys/netinet/in_proto.c b/sys/netinet/in_proto.c
index 6efbac7da5c..3104a8ff6f3 100644
--- a/sys/netinet/in_proto.c
+++ b/sys/netinet/in_proto.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: in_proto.c,v 1.80 2017/11/02 14:01:18 florian Exp $	*/
+/*	$OpenBSD: in_proto.c,v 1.81 2017/11/05 13:19:59 florian Exp $	*/
 /*	$NetBSD: in_proto.c,v 1.14 1996/02/18 18:58:32 christos Exp $	*/
 
 /*
@@ -179,7 +179,6 @@ struct protosw inetsw[] = {
   .pr_domain	= &inetdomain,
   .pr_init	= ip_init,
   .pr_slowtimo	= ip_slowtimo,
-  .pr_drain	= ip_drain,
   .pr_sysctl	= ip_sysctl
 },
 {
diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c
index c02e95de474..1b7c323d88f 100644
--- a/sys/netinet/ip_input.c
+++ b/sys/netinet/ip_input.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ip_input.c,v 1.328 2017/11/01 06:35:38 mpi Exp $	*/
+/*	$OpenBSD: ip_input.c,v 1.329 2017/11/05 13:19:59 florian Exp $	*/
 /*	$NetBSD: ip_input.c,v 1.30 1996/03/16 23:53:58 christos Exp $	*/
 
 /*
@@ -1039,20 +1039,6 @@ ip_slowtimo(void)
 }
 
 /*
- * Drain off all datagram fragments.
- */
-void
-ip_drain(void)
-{
-	mtx_enter(&ipq_mutex);
-	while (!LIST_EMPTY(&ipq)) {
-		ipstat_inc(ips_fragdropped);
-		ip_freef(LIST_FIRST(&ipq));
-	}
-	mtx_leave(&ipq_mutex);
-}
-
-/*
  * Flush a bunch of datagram fragments, till we are down to 75%.
  */
 void
diff --git a/sys/netinet/ip_var.h b/sys/netinet/ip_var.h
index 26429f9be08..c9241370839 100644
--- a/sys/netinet/ip_var.h
+++ b/sys/netinet/ip_var.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ip_var.h,v 1.83 2017/11/02 14:01:18 florian Exp $	*/
+/*	$OpenBSD: ip_var.h,v 1.84 2017/11/05 13:19:59 florian Exp $	*/
 /*	$NetBSD: ip_var.h,v 1.16 1996/02/13 23:43:20 christos Exp $	*/
 
 /*
@@ -216,7 +216,6 @@ struct route;
 struct inpcb;
 
 int	 ip_ctloutput(int, struct socket *, int, int, struct mbuf *);
-void	 ip_drain(void);
 void	 ip_flush(void);
 int	 ip_fragment(struct mbuf *, struct ifnet *, u_long);
 void	 ip_freef(struct ipq *);