From dba047c175e48a7c73e06cc62937ed1312add460 Mon Sep 17 00:00:00 2001
From: trociny <trociny@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Date: Mon, 30 Jun 2014 19:46:17 +0000
Subject: [PATCH] MFC r267336:

PF_BLUETOOTH protocols: skip initialization of non-virtualized globals
for non-default VNET instances.

This fixes panic on a vnet initialization when ng_btsocket is loaded.


git-svn-id: svn://svn.freebsd.org/base/stable/10@268061 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
---
 sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c   | 7 +++++++
 sys/netgraph/bluetooth/socket/ng_btsocket_l2cap.c     | 4 ++++
 sys/netgraph/bluetooth/socket/ng_btsocket_l2cap_raw.c | 7 +++++++
 sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c    | 5 +++++
 sys/netgraph/bluetooth/socket/ng_btsocket_sco.c       | 4 ++++
 5 files changed, 27 insertions(+)

diff --git a/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c b/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c
index 35cd766d2..4c71414c8 100644
--- a/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c
+++ b/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c
@@ -51,6 +51,9 @@
 #include <sys/socketvar.h>
 #include <sys/sysctl.h>
 #include <sys/taskqueue.h>
+
+#include <net/vnet.h>
+
 #include <netgraph/ng_message.h>
 #include <netgraph/netgraph.h>
 #include <netgraph/bluetooth/include/ng_bluetooth.h>
@@ -728,6 +731,10 @@ ng_btsocket_hci_raw_init(void)
 	bitstr_t	*f = NULL;
 	int		 error = 0;
 
+	/* Skip initialization of globals for non-default instances. */
+	if (!IS_DEFAULT_VNET(curvnet))
+		return;
+
 	ng_btsocket_hci_raw_node = NULL;
 	ng_btsocket_hci_raw_debug_level = NG_BTSOCKET_WARN_LEVEL;
 	ng_btsocket_hci_raw_ioctl_timeout = 5;
diff --git a/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap.c b/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap.c
index 993494596..af2ce1a5f 100644
--- a/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap.c
+++ b/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap.c
@@ -1813,6 +1813,10 @@ ng_btsocket_l2cap_init(void)
 {
 	int	error = 0;
 
+	/* Skip initialization of globals for non-default instances. */
+	if (!IS_DEFAULT_VNET(curvnet))
+		return;
+
 	ng_btsocket_l2cap_node = NULL;
 	ng_btsocket_l2cap_debug_level = NG_BTSOCKET_WARN_LEVEL;
 
diff --git a/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap_raw.c b/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap_raw.c
index 29cca8033..e0b57e1e1 100644
--- a/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap_raw.c
+++ b/sys/netgraph/bluetooth/socket/ng_btsocket_l2cap_raw.c
@@ -50,6 +50,9 @@
 #include <sys/socketvar.h>
 #include <sys/sysctl.h>
 #include <sys/taskqueue.h>
+
+#include <net/vnet.h>
+
 #include <netgraph/ng_message.h>
 #include <netgraph/netgraph.h>
 #include <netgraph/bluetooth/include/ng_bluetooth.h>
@@ -513,6 +516,10 @@ ng_btsocket_l2cap_raw_init(void)
 {
 	int	error = 0;
 
+	/* Skip initialization of globals for non-default instances. */
+	if (!IS_DEFAULT_VNET(curvnet))
+		return;
+
 	ng_btsocket_l2cap_raw_node = NULL;
 	ng_btsocket_l2cap_raw_debug_level = NG_BTSOCKET_WARN_LEVEL;
 	ng_btsocket_l2cap_raw_ioctl_timeout = 5;
diff --git a/sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c b/sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c
index 0ffc12e89..215843cf9 100644
--- a/sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c
+++ b/sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c
@@ -328,6 +328,11 @@ ng_btsocket_rfcomm_check_fcs(u_int8_t *data, int type, u_int8_t fcs)
 void
 ng_btsocket_rfcomm_init(void)
 {
+
+	/* Skip initialization of globals for non-default instances. */
+	if (!IS_DEFAULT_VNET(curvnet))
+		return;
+
 	ng_btsocket_rfcomm_debug_level = NG_BTSOCKET_WARN_LEVEL;
 	ng_btsocket_rfcomm_timo = 60;
 
diff --git a/sys/netgraph/bluetooth/socket/ng_btsocket_sco.c b/sys/netgraph/bluetooth/socket/ng_btsocket_sco.c
index 7727d7c7f..f0d87b394 100644
--- a/sys/netgraph/bluetooth/socket/ng_btsocket_sco.c
+++ b/sys/netgraph/bluetooth/socket/ng_btsocket_sco.c
@@ -1107,6 +1107,10 @@ ng_btsocket_sco_init(void)
 {
 	int	error = 0;
 
+	/* Skip initialization of globals for non-default instances. */
+	if (!IS_DEFAULT_VNET(curvnet))
+		return;
+
 	ng_btsocket_sco_node = NULL;
 	ng_btsocket_sco_debug_level = NG_BTSOCKET_WARN_LEVEL;
 
-- 
2.45.0