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authorDavid S. Miller <davem@davemloft.net>2019-03-04 13:26:15 -0800
committerDavid S. Miller <davem@davemloft.net>2019-03-04 13:26:15 -0800
commit18a4d8bf250a33c015955f0dec27259780ef6448 (patch)
tree3e380812ac047fef70c0da52ba74705ee62b7130 /net
parent096461de96a94c856190ba892ebf62dfba5a38f1 (diff)
parent822e44b45eb991c63487c5e2ce7d636411870a8d (diff)
downloadlinux-18a4d8bf250a33c015955f0dec27259780ef6448.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'net')
-rw-r--r--net/appletalk/atalk_proc.c58
-rw-r--r--net/appletalk/ddp.c37
-rw-r--r--net/appletalk/sysctl_net_atalk.c5
-rw-r--r--net/core/gen_stats.c2
-rw-r--r--net/core/net-sysfs.c3
-rw-r--r--net/sched/sch_generic.c13
6 files changed, 62 insertions, 56 deletions
diff --git a/net/appletalk/atalk_proc.c b/net/appletalk/atalk_proc.c
index 8006295f8bd7..77f203f1febc 100644
--- a/net/appletalk/atalk_proc.c
+++ b/net/appletalk/atalk_proc.c
@@ -210,56 +210,34 @@ static const struct seq_operations atalk_seq_socket_ops = {
 	.show   = atalk_seq_socket_show,
 };
 
-static struct proc_dir_entry *atalk_proc_dir;
-
 int __init atalk_proc_init(void)
 {
-	struct proc_dir_entry *p;
-	int rc = -ENOMEM;
+	if (!proc_mkdir("atalk", init_net.proc_net))
+		return -ENOMEM;
 
-	atalk_proc_dir = proc_mkdir("atalk", init_net.proc_net);
-	if (!atalk_proc_dir)
+	if (!proc_create_seq("atalk/interface", 0444, init_net.proc_net,
+			    &atalk_seq_interface_ops))
 		goto out;
 
-	p = proc_create_seq("interface", 0444, atalk_proc_dir,
-			&atalk_seq_interface_ops);
-	if (!p)
-		goto out_interface;
-
-	p = proc_create_seq("route", 0444, atalk_proc_dir,
-			&atalk_seq_route_ops);
-	if (!p)
-		goto out_route;
+	if (!proc_create_seq("atalk/route", 0444, init_net.proc_net,
+			    &atalk_seq_route_ops))
+		goto out;
 
-	p = proc_create_seq("socket", 0444, atalk_proc_dir,
-			&atalk_seq_socket_ops);
-	if (!p)
-		goto out_socket;
+	if (!proc_create_seq("atalk/socket", 0444, init_net.proc_net,
+			    &atalk_seq_socket_ops))
+		goto out;
 
-	p = proc_create_seq_private("arp", 0444, atalk_proc_dir, &aarp_seq_ops,
-			sizeof(struct aarp_iter_state), NULL);
-	if (!p)
-		goto out_arp;
+	if (!proc_create_seq_private("atalk/arp", 0444, init_net.proc_net,
+				     &aarp_seq_ops,
+				     sizeof(struct aarp_iter_state), NULL))
+		goto out;
 
-	rc = 0;
 out:
-	return rc;
-out_arp:
-	remove_proc_entry("socket", atalk_proc_dir);
-out_socket:
-	remove_proc_entry("route", atalk_proc_dir);
-out_route:
-	remove_proc_entry("interface", atalk_proc_dir);
-out_interface:
-	remove_proc_entry("atalk", init_net.proc_net);
-	goto out;
+	remove_proc_subtree("atalk", init_net.proc_net);
+	return -ENOMEM;
 }
 
-void __exit atalk_proc_exit(void)
+void atalk_proc_exit(void)
 {
-	remove_proc_entry("interface", atalk_proc_dir);
-	remove_proc_entry("route", atalk_proc_dir);
-	remove_proc_entry("socket", atalk_proc_dir);
-	remove_proc_entry("arp", atalk_proc_dir);
-	remove_proc_entry("atalk", init_net.proc_net);
+	remove_proc_subtree("atalk", init_net.proc_net);
 }
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 9b6bc5abe946..795fbc6c06aa 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1910,12 +1910,16 @@ static const char atalk_err_snap[] __initconst =
 /* Called by proto.c on kernel start up */
 static int __init atalk_init(void)
 {
-	int rc = proto_register(&ddp_proto, 0);
+	int rc;
 
-	if (rc != 0)
+	rc = proto_register(&ddp_proto, 0);
+	if (rc)
 		goto out;
 
-	(void)sock_register(&atalk_family_ops);
+	rc = sock_register(&atalk_family_ops);
+	if (rc)
+		goto out_proto;
+
 	ddp_dl = register_snap_client(ddp_snap_id, atalk_rcv);
 	if (!ddp_dl)
 		printk(atalk_err_snap);
@@ -1923,12 +1927,33 @@ static int __init atalk_init(void)
 	dev_add_pack(&ltalk_packet_type);
 	dev_add_pack(&ppptalk_packet_type);
 
-	register_netdevice_notifier(&ddp_notifier);
+	rc = register_netdevice_notifier(&ddp_notifier);
+	if (rc)
+		goto out_sock;
+
 	aarp_proto_init();
-	atalk_proc_init();
-	atalk_register_sysctl();
+	rc = atalk_proc_init();
+	if (rc)
+		goto out_aarp;
+
+	rc = atalk_register_sysctl();
+	if (rc)
+		goto out_proc;
 out:
 	return rc;
+out_proc:
+	atalk_proc_exit();
+out_aarp:
+	aarp_cleanup_module();
+	unregister_netdevice_notifier(&ddp_notifier);
+out_sock:
+	dev_remove_pack(&ppptalk_packet_type);
+	dev_remove_pack(&ltalk_packet_type);
+	unregister_snap_client(ddp_dl);
+	sock_unregister(PF_APPLETALK);
+out_proto:
+	proto_unregister(&ddp_proto);
+	goto out;
 }
 module_init(atalk_init);
 
diff --git a/net/appletalk/sysctl_net_atalk.c b/net/appletalk/sysctl_net_atalk.c
index c744a853fa5f..d945b7c0176d 100644
--- a/net/appletalk/sysctl_net_atalk.c
+++ b/net/appletalk/sysctl_net_atalk.c
@@ -45,9 +45,12 @@ static struct ctl_table atalk_table[] = {
 
 static struct ctl_table_header *atalk_table_header;
 
-void atalk_register_sysctl(void)
+int __init atalk_register_sysctl(void)
 {
 	atalk_table_header = register_net_sysctl(&init_net, "net/appletalk", atalk_table);
+	if (!atalk_table_header)
+		return -ENOMEM;
+	return 0;
 }
 
 void atalk_unregister_sysctl(void)
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index 9bf1b9ad1780..ac679f74ba47 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -291,7 +291,6 @@ __gnet_stats_copy_queue_cpu(struct gnet_stats_queue *qstats,
 	for_each_possible_cpu(i) {
 		const struct gnet_stats_queue *qcpu = per_cpu_ptr(q, i);
 
-		qstats->qlen = 0;
 		qstats->backlog += qcpu->backlog;
 		qstats->drops += qcpu->drops;
 		qstats->requeues += qcpu->requeues;
@@ -307,7 +306,6 @@ void __gnet_stats_copy_queue(struct gnet_stats_queue *qstats,
 	if (cpu) {
 		__gnet_stats_copy_queue_cpu(qstats, cpu);
 	} else {
-		qstats->qlen = q->qlen;
 		qstats->backlog = q->backlog;
 		qstats->drops = q->drops;
 		qstats->requeues = q->requeues;
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 76161503527b..4ff661f6f989 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1539,6 +1539,9 @@ static int register_queue_kobjects(struct net_device *dev)
 error:
 	netdev_queue_update_kobjects(dev, txq, 0);
 	net_rx_queue_update_kobjects(dev, rxq, 0);
+#ifdef CONFIG_SYSFS
+	kset_unregister(dev->queues_kset);
+#endif
 	return error;
 }
 
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 7bcee8b8f803..a117d9260558 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -68,7 +68,7 @@ static inline struct sk_buff *__skb_dequeue_bad_txq(struct Qdisc *q)
 			skb = __skb_dequeue(&q->skb_bad_txq);
 			if (qdisc_is_percpu_stats(q)) {
 				qdisc_qstats_cpu_backlog_dec(q, skb);
-				qdisc_qstats_cpu_qlen_dec(q);
+				qdisc_qstats_atomic_qlen_dec(q);
 			} else {
 				qdisc_qstats_backlog_dec(q, skb);
 				q->q.qlen--;
@@ -108,7 +108,7 @@ static inline void qdisc_enqueue_skb_bad_txq(struct Qdisc *q,
 
 	if (qdisc_is_percpu_stats(q)) {
 		qdisc_qstats_cpu_backlog_inc(q, skb);
-		qdisc_qstats_cpu_qlen_inc(q);
+		qdisc_qstats_atomic_qlen_inc(q);
 	} else {
 		qdisc_qstats_backlog_inc(q, skb);
 		q->q.qlen++;
@@ -147,7 +147,7 @@ static inline int dev_requeue_skb_locked(struct sk_buff *skb, struct Qdisc *q)
 
 		qdisc_qstats_cpu_requeues_inc(q);
 		qdisc_qstats_cpu_backlog_inc(q, skb);
-		qdisc_qstats_cpu_qlen_inc(q);
+		qdisc_qstats_atomic_qlen_inc(q);
 
 		skb = next;
 	}
@@ -252,7 +252,7 @@ static struct sk_buff *dequeue_skb(struct Qdisc *q, bool *validate,
 			skb = __skb_dequeue(&q->gso_skb);
 			if (qdisc_is_percpu_stats(q)) {
 				qdisc_qstats_cpu_backlog_dec(q, skb);
-				qdisc_qstats_cpu_qlen_dec(q);
+				qdisc_qstats_atomic_qlen_dec(q);
 			} else {
 				qdisc_qstats_backlog_dec(q, skb);
 				q->q.qlen--;
@@ -645,7 +645,7 @@ static int pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc *qdisc,
 	if (unlikely(err))
 		return qdisc_drop_cpu(skb, qdisc, to_free);
 
-	qdisc_qstats_cpu_qlen_inc(qdisc);
+	qdisc_qstats_atomic_qlen_inc(qdisc);
 	/* Note: skb can not be used after skb_array_produce(),
 	 * so we better not use qdisc_qstats_cpu_backlog_inc()
 	 */
@@ -670,7 +670,7 @@ static struct sk_buff *pfifo_fast_dequeue(struct Qdisc *qdisc)
 	if (likely(skb)) {
 		qdisc_qstats_cpu_backlog_dec(qdisc, skb);
 		qdisc_bstats_cpu_update(qdisc, skb);
-		qdisc_qstats_cpu_qlen_dec(qdisc);
+		qdisc_qstats_atomic_qlen_dec(qdisc);
 	}
 
 	return skb;
@@ -714,7 +714,6 @@ static void pfifo_fast_reset(struct Qdisc *qdisc)
 		struct gnet_stats_queue *q = per_cpu_ptr(qdisc->cpu_qstats, i);
 
 		q->backlog = 0;
-		q->qlen = 0;
 	}
 }