Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

14 files changed, 152 insertions, 76 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index c13408ccaf9c..27a17069106f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -871,7 +871,7 @@ P:	Marcel Holtmann
 M:	marcel@holtmann.org
 P:	Maxim Krasnyansky
 M:	maxk@qualcomm.com
-L:	bluez-devel@lists.sf.net
+L:	linux-bluetooth@vger.kernel.org
 W:	http://bluez.sf.net
 W:	http://www.bluez.org
 W:	http://www.holtmann.org/linux/bluetooth/
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index 15949d3df17e..af233b591534 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -35,6 +35,7 @@
 #include <linux/moduleparam.h>
 #include <net/pkt_sched.h>
 #include <net/net_namespace.h>
+#include <linux/lockdep.h>
 
 #define TX_TIMEOUT  (2*HZ)
 
@@ -227,6 +228,16 @@ static struct rtnl_link_ops ifb_link_ops __read_mostly = {
 module_param(numifbs, int, 0);
 MODULE_PARM_DESC(numifbs, "Number of ifb devices");
 
+/*
+ * dev_ifb->queue_lock is usually taken after dev->ingress_lock,
+ * reversely to e.g. qdisc_lock_tree(). It should be safe until
+ * ifb doesn't take dev->queue_lock with dev_ifb->ingress_lock.
+ * But lockdep should know that ifb has different locks from dev.
+ */
+static struct lock_class_key ifb_queue_lock_key;
+static struct lock_class_key ifb_ingress_lock_key;
+
+
 static int __init ifb_init_one(int index)
 {
 	struct net_device *dev_ifb;
@@ -246,6 +257,10 @@ static int __init ifb_init_one(int index)
 	err = register_netdevice(dev_ifb);
 	if (err < 0)
 		goto err;
+
+	lockdep_set_class(&dev_ifb->queue_lock, &ifb_queue_lock_key);
+	lockdep_set_class(&dev_ifb->ingress_lock, &ifb_ingress_lock_key);
+
 	return 0;
 
 err:
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 26ffb67f1da2..f9ef8bd8b11e 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -64,8 +64,8 @@
 
 #define DRV_MODULE_NAME		"tg3"
 #define PFX DRV_MODULE_NAME	": "
-#define DRV_MODULE_VERSION	"3.87"
-#define DRV_MODULE_RELDATE	"December 20, 2007"
+#define DRV_MODULE_VERSION	"3.88"
+#define DRV_MODULE_RELDATE	"March 20, 2008"
 
 #define TG3_DEF_MAC_MODE	0
 #define TG3_DEF_RX_MODE		0
@@ -11841,7 +11841,7 @@ static int __devinit tg3_get_device_address(struct tg3 *tp)
 	}
 
 	if (!is_valid_ether_addr(&dev->dev_addr[0])) {
-#ifdef CONFIG_SPARC64
+#ifdef CONFIG_SPARC
 		if (!tg3_get_default_macaddr_sparc(tp))
 			return 0;
 #endif
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 9a4da0aae02e..770de444eba0 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2270,7 +2270,7 @@ static const struct pid_entry tgid_base_stuff[] = {
 	DIR("fd",         S_IRUSR|S_IXUSR, fd),
 	DIR("fdinfo",     S_IRUSR|S_IXUSR, fdinfo),
 #ifdef CONFIG_NET
-	DIR("net",        S_IRUGO|S_IXUSR, net),
+	DIR("net",        S_IRUGO|S_IXUGO, net),
 #endif
 	REG("environ",    S_IRUSR, environ),
 	INF("auxv",       S_IRUSR, pid_auxv),
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index a653eb3e1e70..dbfde62f3608 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -375,15 +375,19 @@ static inline void sctp_sysctl_unregister(void) { return; }
 
 #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
 
-int sctp_v6_init(void);
-void sctp_v6_exit(void);
+void sctp_v6_pf_init(void);
+void sctp_v6_pf_exit(void);
+int sctp_v6_protosw_init(void);
+void sctp_v6_protosw_exit(void);
 int sctp_v6_add_protocol(void);
 void sctp_v6_del_protocol(void);
 
 #else /* #ifdef defined(CONFIG_IPV6) */
 
-static inline int sctp_v6_init(void) { return 0; }
-static inline void sctp_v6_exit(void) { return; }
+static inline void sctp_v6_pf_init(void) { return 0; }
+static inline void sctp_v6_pf_exit(void) { return; }
+static inline int sctp_v6_protosw_init(void) { return 0; }
+static inline void sctp_v6_protosw_exit(void) { return; }
 static inline int sctp_v6_add_protocol(void) { return 0; }
 static inline void sctp_v6_del_protocol(void) { return; }
 
diff --git a/kernel/audit.c b/kernel/audit.c
index 10c4930c2bbf..be55cb503633 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -78,9 +78,13 @@ static int	audit_default;
 /* If auditing cannot proceed, audit_failure selects what happens. */
 static int	audit_failure = AUDIT_FAIL_PRINTK;
 
-/* If audit records are to be written to the netlink socket, audit_pid
- * contains the (non-zero) pid. */
+/*
+ * If audit records are to be written to the netlink socket, audit_pid
+ * contains the pid of the auditd process and audit_nlk_pid contains
+ * the pid to use to send netlink messages to that process.
+ */
 int		audit_pid;
+static int	audit_nlk_pid;
 
 /* If audit_rate_limit is non-zero, limit the rate of sending audit records
  * to that number per second.  This prevents DoS attacks, but results in
@@ -350,7 +354,7 @@ static int kauditd_thread(void *dummy)
 		wake_up(&audit_backlog_wait);
 		if (skb) {
 			if (audit_pid) {
-				int err = netlink_unicast(audit_sock, skb, audit_pid, 0);
+				int err = netlink_unicast(audit_sock, skb, audit_nlk_pid, 0);
 				if (err < 0) {
 					BUG_ON(err != -ECONNREFUSED); /* Shoudn't happen */
 					printk(KERN_ERR "audit: *NO* daemon at audit_pid=%d\n", audit_pid);
@@ -626,6 +630,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 							sid, 1);
 
 			audit_pid = new_pid;
+			audit_nlk_pid = NETLINK_CB(skb).pid;
 		}
 		if (status_get->mask & AUDIT_STATUS_RATE_LIMIT)
 			err = audit_set_rate_limit(status_get->rate_limit,
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index bc40377136a2..9326c377822e 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -136,7 +136,7 @@ void br_fdb_cleanup(unsigned long _data)
 			this_timer = f->ageing_timer + delay;
 			if (time_before_eq(this_timer, jiffies))
 				fdb_delete(f);
-			else if (this_timer < next_timer)
+			else if (time_before(this_timer, next_timer))
 				next_timer = this_timer;
 		}
 	}
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index d0c8bf585f06..b04d643fc3c7 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -215,10 +215,12 @@ static void zap_completion_queue(void)
 		while (clist != NULL) {
 			struct sk_buff *skb = clist;
 			clist = clist->next;
-			if (skb->destructor)
+			if (skb->destructor) {
+				atomic_inc(&skb->users);
 				dev_kfree_skb_any(skb); /* put this one back */
-			else
+			} else {
 				__kfree_skb(skb);
+			}
 		}
 	}
 
diff --git a/net/ipv4/netfilter/ipt_recent.c b/net/ipv4/netfilter/ipt_recent.c
index 68cbe3ca01ce..8e8f0425a8ed 100644
--- a/net/ipv4/netfilter/ipt_recent.c
+++ b/net/ipv4/netfilter/ipt_recent.c
@@ -252,6 +252,8 @@ recent_mt_check(const char *tablename, const void *ip,
 	if ((info->check_set & (IPT_RECENT_SET | IPT_RECENT_REMOVE)) &&
 	    (info->seconds || info->hit_count))
 		return false;
+	if (info->hit_count > ip_pkt_list_tot)
+		return false;
 	if (info->name[0] == '\0' ||
 	    strnlen(info->name, IPT_RECENT_NAME_LEN) == IPT_RECENT_NAME_LEN)
 		return false;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 67f84f5035c4..b4e11d834c9f 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -255,7 +255,7 @@ static u16 tcp_select_window(struct sock *sk)
 		 *
 		 * Relax Will Robinson.
 		 */
-		new_win = cur_win;
+		new_win = ALIGN(cur_win, 1 << tp->rx_opt.rcv_wscale);
 	}
 	tp->rcv_wnd = new_win;
 	tp->rcv_wup = tp->rcv_nxt;
diff --git a/net/ipv6/Kconfig b/net/ipv6/Kconfig
index 58219dfffef8..47263e45bacb 100644
--- a/net/ipv6/Kconfig
+++ b/net/ipv6/Kconfig
@@ -179,11 +179,12 @@ config IPV6_SIT
 	  Saying M here will produce a module called sit.ko. If unsure, say Y.
 
 config IPV6_TUNNEL
-	tristate "IPv6: IPv6-in-IPv6 tunnel"
+	tristate "IPv6: IP-in-IPv6 tunnel (RFC2473)"
 	select INET6_TUNNEL
 	depends on IPV6
 	---help---
-	  Support for IPv6-in-IPv6 tunnels described in RFC 2473.
+	  Support for IPv6-in-IPv6 and IPv4-in-IPv6 tunnels described in
+	  RFC 2473.
 
 	  If unsure, say N.
 
diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index 62137879e6aa..898f1922b5b8 100644
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -842,7 +842,7 @@ static int process_setup(struct sk_buff *skb, struct nf_conn *ct,
 
 	set_h225_addr = rcu_dereference(set_h225_addr_hook);
 	if ((setup->options & eSetup_UUIE_destCallSignalAddress) &&
-	    (set_h225_addr) && ct->status && IPS_NAT_MASK &&
+	    (set_h225_addr) && ct->status & IPS_NAT_MASK &&
 	    get_h225_addr(ct, *data, &setup->destCallSignalAddress,
 			  &addr, &port) &&
 	    memcmp(&addr, &ct->tuplehash[!dir].tuple.src.u3, sizeof(addr))) {
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 1937be583cd7..46c5b3c5cb99 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -1015,15 +1015,24 @@ static struct sctp_pf sctp_pf_inet6 = {
 };
 
 /* Initialize IPv6 support and register with socket layer.  */
-int sctp_v6_init(void)
+void sctp_v6_pf_init(void)
 {
-	int rc;
-
 	/* Register the SCTP specific PF_INET6 functions. */
 	sctp_register_pf(&sctp_pf_inet6, PF_INET6);
 
 	/* Register the SCTP specific AF_INET6 functions. */
 	sctp_register_af(&sctp_af_inet6);
+}
+
+void sctp_v6_pf_exit(void)
+{
+	list_del(&sctp_af_inet6.list);
+}
+
+/* Initialize IPv6 support and register with socket layer.  */
+int sctp_v6_protosw_init(void)
+{
+	int rc;
 
 	rc = proto_register(&sctpv6_prot, 1);
 	if (rc)
@@ -1036,6 +1045,14 @@ int sctp_v6_init(void)
 	return 0;
 }
 
+void sctp_v6_protosw_exit(void)
+{
+	inet6_unregister_protosw(&sctpv6_seqpacket_protosw);
+	inet6_unregister_protosw(&sctpv6_stream_protosw);
+	proto_unregister(&sctpv6_prot);
+}
+
+
 /* Register with inet6 layer. */
 int sctp_v6_add_protocol(void)
 {
@@ -1048,15 +1065,6 @@ int sctp_v6_add_protocol(void)
 	return 0;
 }
 
-/* IPv6 specific exit support. */
-void sctp_v6_exit(void)
-{
-	inet6_unregister_protosw(&sctpv6_seqpacket_protosw);
-	inet6_unregister_protosw(&sctpv6_stream_protosw);
-	proto_unregister(&sctpv6_prot);
-	list_del(&sctp_af_inet6.list);
-}
-
 /* Unregister with inet6 layer. */
 void sctp_v6_del_protocol(void)
 {
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 25be8f04de6e..beea2fb18b15 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -995,6 +995,58 @@ static void cleanup_sctp_mibs(void)
 	free_percpu(sctp_statistics[1]);
 }
 
+static void sctp_v4_pf_init(void)
+{
+	/* Initialize the SCTP specific PF functions. */
+	sctp_register_pf(&sctp_pf_inet, PF_INET);
+	sctp_register_af(&sctp_af_inet);
+}
+
+static void sctp_v4_pf_exit(void)
+{
+	list_del(&sctp_af_inet.list);
+}
+
+static int sctp_v4_protosw_init(void)
+{
+	int rc;
+
+	rc = proto_register(&sctp_prot, 1);
+	if (rc)
+		return rc;
+
+	/* Register SCTP(UDP and TCP style) with socket layer.  */
+	inet_register_protosw(&sctp_seqpacket_protosw);
+	inet_register_protosw(&sctp_stream_protosw);
+
+	return 0;
+}
+
+static void sctp_v4_protosw_exit(void)
+{
+	inet_unregister_protosw(&sctp_stream_protosw);
+	inet_unregister_protosw(&sctp_seqpacket_protosw);
+	proto_unregister(&sctp_prot);
+}
+
+static int sctp_v4_add_protocol(void)
+{
+	/* Register notifier for inet address additions/deletions. */
+	register_inetaddr_notifier(&sctp_inetaddr_notifier);
+
+	/* Register SCTP with inet layer.  */
+	if (inet_add_protocol(&sctp_protocol, IPPROTO_SCTP) < 0)
+		return -EAGAIN;
+
+	return 0;
+}
+
+static void sctp_v4_del_protocol(void)
+{
+	inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
+	unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
+}
+
 /* Initialize the universe into something sensible.  */
 SCTP_STATIC __init int sctp_init(void)
 {
@@ -1038,8 +1090,6 @@ SCTP_STATIC __init int sctp_init(void)
 	/* Initialize object count debugging.  */
 	sctp_dbg_objcnt_init();
 
-	/* Initialize the SCTP specific PF functions. */
-	sctp_register_pf(&sctp_pf_inet, PF_INET);
 	/*
 	 * 14. Suggested SCTP Protocol Parameter Values
 	 */
@@ -1197,19 +1247,22 @@ SCTP_STATIC __init int sctp_init(void)
 	sctp_sysctl_register();
 
 	INIT_LIST_HEAD(&sctp_address_families);
-	sctp_register_af(&sctp_af_inet);
+	sctp_v4_pf_init();
+	sctp_v6_pf_init();
 
-	status = proto_register(&sctp_prot, 1);
-	if (status)
-		goto err_proto_register;
+	/* Initialize the local address list. */
+	INIT_LIST_HEAD(&sctp_local_addr_list);
+	spin_lock_init(&sctp_local_addr_lock);
+	sctp_get_local_addr_list();
 
-	/* Register SCTP(UDP and TCP style) with socket layer.  */
-	inet_register_protosw(&sctp_seqpacket_protosw);
-	inet_register_protosw(&sctp_stream_protosw);
+	status = sctp_v4_protosw_init();
 
-	status = sctp_v6_init();
 	if (status)
-		goto err_v6_init;
+		goto err_protosw_init;
+
+	status = sctp_v6_protosw_init();
+	if (status)
+		goto err_v6_protosw_init;
 
 	/* Initialize the control inode/socket for handling OOTB packets.  */
 	if ((status = sctp_ctl_sock_init())) {
@@ -1218,19 +1271,9 @@ SCTP_STATIC __init int sctp_init(void)
 		goto err_ctl_sock_init;
 	}
 
-	/* Initialize the local address list. */
-	INIT_LIST_HEAD(&sctp_local_addr_list);
-	spin_lock_init(&sctp_local_addr_lock);
-	sctp_get_local_addr_list();
-
-	/* Register notifier for inet address additions/deletions. */
-	register_inetaddr_notifier(&sctp_inetaddr_notifier);
-
-	/* Register SCTP with inet layer.  */
-	if (inet_add_protocol(&sctp_protocol, IPPROTO_SCTP) < 0) {
-		status = -EAGAIN;
+	status = sctp_v4_add_protocol();
+	if (status)
 		goto err_add_protocol;
-	}
 
 	/* Register SCTP with inet6 layer.  */
 	status = sctp_v6_add_protocol();
@@ -1241,18 +1284,18 @@ SCTP_STATIC __init int sctp_init(void)
 out:
 	return status;
 err_v6_add_protocol:
-	inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
-	unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
+	sctp_v6_del_protocol();
 err_add_protocol:
-	sctp_free_local_addr_list();
+	sctp_v4_del_protocol();
 	sock_release(sctp_ctl_socket);
 err_ctl_sock_init:
-	sctp_v6_exit();
-err_v6_init:
-	inet_unregister_protosw(&sctp_stream_protosw);
-	inet_unregister_protosw(&sctp_seqpacket_protosw);
-	proto_unregister(&sctp_prot);
-err_proto_register:
+	sctp_v6_protosw_exit();
+err_v6_protosw_init:
+	sctp_v4_protosw_exit();
+err_protosw_init:
+	sctp_free_local_addr_list();
+	sctp_v4_pf_exit();
+	sctp_v6_pf_exit();
 	sctp_sysctl_unregister();
 	list_del(&sctp_af_inet.list);
 	free_pages((unsigned long)sctp_port_hashtable,
@@ -1285,23 +1328,21 @@ SCTP_STATIC __exit void sctp_exit(void)
 
 	/* Unregister with inet6/inet layers. */
 	sctp_v6_del_protocol();
-	inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
-
-	/* Unregister notifier for inet address additions/deletions. */
-	unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
-
-	/* Free the local address list.  */
-	sctp_free_local_addr_list();
+	sctp_v4_del_protocol();
 
 	/* Free the control endpoint.  */
 	sock_release(sctp_ctl_socket);
 
-	/* Cleanup v6 initializations. */
-	sctp_v6_exit();
+	/* Free protosw registrations */
+	sctp_v6_protosw_exit();
+	sctp_v4_protosw_exit();
+
+	/* Free the local address list.  */
+	sctp_free_local_addr_list();
 
 	/* Unregister with socket layer. */
-	inet_unregister_protosw(&sctp_stream_protosw);
-	inet_unregister_protosw(&sctp_seqpacket_protosw);
+	sctp_v6_pf_exit();
+	sctp_v4_pf_exit();
 
 	sctp_sysctl_unregister();
 	list_del(&sctp_af_inet.list);
@@ -1320,8 +1361,6 @@ SCTP_STATIC __exit void sctp_exit(void)
 
 	kmem_cache_destroy(sctp_chunk_cachep);
 	kmem_cache_destroy(sctp_bucket_cachep);
-
-	proto_unregister(&sctp_prot);
 }
 
 module_init(sctp_init);