Merging upstream version 6.9.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 20 insertions, 29 deletions

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 7f00fca0c5..76053d2c15 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -333,19 +333,12 @@ static int geneve_init(struct net_device *dev)
 	struct geneve_dev *geneve = netdev_priv(dev);
 	int err;
 
-	dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
-	if (!dev->tstats)
-		return -ENOMEM;
-
 	err = gro_cells_init(&geneve->gro_cells, dev);
-	if (err) {
-		free_percpu(dev->tstats);
+	if (err)
 		return err;
-	}
 
 	err = dst_cache_init(&geneve->cfg.info.dst_cache, GFP_KERNEL);
 	if (err) {
-		free_percpu(dev->tstats);
 		gro_cells_destroy(&geneve->gro_cells);
 		return err;
 	}
@@ -359,7 +352,6 @@ static void geneve_uninit(struct net_device *dev)
 
 	dst_cache_destroy(&geneve->cfg.info.dst_cache);
 	gro_cells_destroy(&geneve->gro_cells);
-	free_percpu(dev->tstats);
 }
 
 /* Callback from net/ipv4/udp.c to receive packets */
@@ -522,7 +514,7 @@ static struct sk_buff *geneve_gro_receive(struct sock *sk,
 	gh_len = geneve_hlen(gh);
 
 	hlen = off_gnv + gh_len;
-	if (skb_gro_header_hard(skb, hlen)) {
+	if (!skb_gro_may_pull(skb, hlen)) {
 		gh = skb_gro_header_slow(skb, hlen, off_gnv);
 		if (unlikely(!gh))
 			goto out;
@@ -819,6 +811,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 			   struct geneve_dev *geneve,
 			   const struct ip_tunnel_info *info)
 {
+	bool inner_proto_inherit = geneve->cfg.inner_proto_inherit;
 	bool xnet = !net_eq(geneve->net, dev_net(geneve->dev));
 	struct geneve_sock *gs4 = rcu_dereference(geneve->sock4);
 	const struct ip_tunnel_key *key = &info->key;
@@ -830,7 +823,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 	__be16 sport;
 	int err;
 
-	if (!skb_vlan_inet_prepare(skb))
+	if (!skb_vlan_inet_prepare(skb, inner_proto_inherit))
 		return -EINVAL;
 
 	if (!gs4)
@@ -911,7 +904,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 	}
 
 	err = geneve_build_skb(&rt->dst, skb, info, xnet, sizeof(struct iphdr),
-			       geneve->cfg.inner_proto_inherit);
+			       inner_proto_inherit);
 	if (unlikely(err))
 		return err;
 
@@ -927,6 +920,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 			    struct geneve_dev *geneve,
 			    const struct ip_tunnel_info *info)
 {
+	bool inner_proto_inherit = geneve->cfg.inner_proto_inherit;
 	bool xnet = !net_eq(geneve->net, dev_net(geneve->dev));
 	struct geneve_sock *gs6 = rcu_dereference(geneve->sock6);
 	const struct ip_tunnel_key *key = &info->key;
@@ -937,7 +931,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 	__be16 sport;
 	int err;
 
-	if (!skb_vlan_inet_prepare(skb))
+	if (!skb_vlan_inet_prepare(skb, inner_proto_inherit))
 		return -EINVAL;
 
 	if (!gs6)
@@ -999,7 +993,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 		ttl = ttl ? : ip6_dst_hoplimit(dst);
 	}
 	err = geneve_build_skb(dst, skb, info, xnet, sizeof(struct ipv6hdr),
-			       geneve->cfg.inner_proto_inherit);
+			       inner_proto_inherit);
 	if (unlikely(err))
 		return err;
 
@@ -1136,7 +1130,6 @@ static const struct net_device_ops geneve_netdev_ops = {
 	.ndo_open		= geneve_open,
 	.ndo_stop		= geneve_stop,
 	.ndo_start_xmit		= geneve_xmit,
-	.ndo_get_stats64	= dev_get_tstats64,
 	.ndo_change_mtu		= geneve_change_mtu,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_set_mac_address	= eth_mac_addr,
@@ -1156,7 +1149,7 @@ static const struct ethtool_ops geneve_ethtool_ops = {
 };
 
 /* Info for udev, that this is a virtual tunnel endpoint */
-static struct device_type geneve_type = {
+static const struct device_type geneve_type = {
 	.name = "geneve",
 };
 
@@ -1203,6 +1196,7 @@ static void geneve_setup(struct net_device *dev)
 	dev->hw_features |= NETIF_F_RXCSUM;
 	dev->hw_features |= NETIF_F_GSO_SOFTWARE;
 
+	dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS;
 	/* MTU range: 68 - (something less than 65535) */
 	dev->min_mtu = ETH_MIN_MTU;
 	/* The max_mtu calculation does not take account of GENEVE
@@ -1915,29 +1909,26 @@ static void geneve_destroy_tunnels(struct net *net, struct list_head *head)
 	}
 }
 
-static void __net_exit geneve_exit_batch_net(struct list_head *net_list)
+static void __net_exit geneve_exit_batch_rtnl(struct list_head *net_list,
+					      struct list_head *dev_to_kill)
 {
 	struct net *net;
-	LIST_HEAD(list);
 
-	rtnl_lock();
 	list_for_each_entry(net, net_list, exit_list)
-		geneve_destroy_tunnels(net, &list);
-
-	/* unregister the devices gathered above */
-	unregister_netdevice_many(&list);
-	rtnl_unlock();
+		geneve_destroy_tunnels(net, dev_to_kill);
+}
 
-	list_for_each_entry(net, net_list, exit_list) {
-		const struct geneve_net *gn = net_generic(net, geneve_net_id);
+static void __net_exit geneve_exit_net(struct net *net)
+{
+	const struct geneve_net *gn = net_generic(net, geneve_net_id);
 
-		WARN_ON_ONCE(!list_empty(&gn->sock_list));
-	}
+	WARN_ON_ONCE(!list_empty(&gn->sock_list));
 }
 
 static struct pernet_operations geneve_net_ops = {
 	.init = geneve_init_net,
-	.exit_batch = geneve_exit_batch_net,
+	.exit_batch_rtnl = geneve_exit_batch_rtnl,
+	.exit = geneve_exit_net,
 	.id   = &geneve_net_id,
 	.size = sizeof(struct geneve_net),
 };