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Date:   Tue, 21 Jul 2020 18:31:55 +0100
From:   Tom Parkin <tparkin@...alix.com>
To:     netdev@...r.kernel.org
Cc:     Tom Parkin <tparkin@...alix.com>
Subject: [PATCH 03/29] l2tp: add a blank line following declarations

checkpatch likes an empty line following declarations, which gives a
visual prompt for where logic begins in a given block.

Add blank lines in l2tp code to adhere to this guideline.

Signed-off-by: Tom Parkin <tparkin@...alix.com>
---
 net/l2tp/l2tp_core.c    | 2 ++
 net/l2tp/l2tp_ip.c      | 2 ++
 net/l2tp/l2tp_netlink.c | 2 ++
 net/l2tp/l2tp_ppp.c     | 3 +++
 4 files changed, 9 insertions(+)

diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 14f4ae6c5b0f..3308e84906ef 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -776,6 +776,7 @@ EXPORT_SYMBOL(l2tp_recv_common);
 static int l2tp_session_queue_purge(struct l2tp_session *session)
 {
 	struct sk_buff *skb = NULL;
+
 	BUG_ON(!session);
 	BUG_ON(session->magic != L2TP_SESSION_MAGIC);
 	while ((skb = skb_dequeue(&session->reorder_q))) {
@@ -1592,6 +1593,7 @@ void __l2tp_session_unhash(struct l2tp_session *session)
 		/* For L2TPv3 we have a per-net hash: remove from there, too */
 		if (tunnel->version != L2TP_HDR_VER_2) {
 			struct l2tp_net *pn = l2tp_pernet(tunnel->l2tp_net);
+
 			spin_lock_bh(&pn->l2tp_session_hlist_lock);
 			hlist_del_init_rcu(&session->global_hlist);
 			spin_unlock_bh(&pn->l2tp_session_hlist_lock);
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index 65cf5a1a1e08..70f9fdaf6c86 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -374,6 +374,7 @@ static int l2tp_ip_getname(struct socket *sock, struct sockaddr *uaddr,
 		lsa->l2tp_addr.s_addr = inet->inet_daddr;
 	} else {
 		__be32 addr = inet->inet_rcv_saddr;
+
 		if (!addr)
 			addr = inet->inet_saddr;
 		lsa->l2tp_conn_id = lsk->conn_id;
@@ -421,6 +422,7 @@ static int l2tp_ip_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 	/* Get and verify the address. */
 	if (msg->msg_name) {
 		DECLARE_SOCKADDR(struct sockaddr_l2tpip *, lip, msg->msg_name);
+
 		rc = -EINVAL;
 		if (msg->msg_namelen < sizeof(*lip))
 			goto out;
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index 7643378ebead..5b24efc0b04b 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -569,6 +569,7 @@ static int l2tp_nl_cmd_session_create(struct sk_buff *skb, struct genl_info *inf
 
 		if (info->attrs[L2TP_ATTR_COOKIE]) {
 			u16 len = nla_len(info->attrs[L2TP_ATTR_COOKIE]);
+
 			if (len > 8) {
 				ret = -EINVAL;
 				goto out_tunnel;
@@ -578,6 +579,7 @@ static int l2tp_nl_cmd_session_create(struct sk_buff *skb, struct genl_info *inf
 		}
 		if (info->attrs[L2TP_ATTR_PEER_COOKIE]) {
 			u16 len = nla_len(info->attrs[L2TP_ATTR_PEER_COOKIE]);
+
 			if (len > 8) {
 				ret = -EINVAL;
 				goto out_tunnel;
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index e0dd56fef018..48fbaf5ee82c 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -927,6 +927,7 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr,
 	inet = inet_sk(tunnel->sock);
 	if ((tunnel->version == 2) && (tunnel->sock->sk_family == AF_INET)) {
 		struct sockaddr_pppol2tp sp;
+
 		len = sizeof(sp);
 		memset(&sp, 0, len);
 		sp.sa_family	= AF_PPPOX;
@@ -983,6 +984,7 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr,
 #endif
 	} else if (tunnel->version == 3) {
 		struct sockaddr_pppol2tpv3 sp;
+
 		len = sizeof(sp);
 		memset(&sp, 0, len);
 		sp.sa_family	= AF_PPPOX;
@@ -1550,6 +1552,7 @@ static void pppol2tp_seq_session_show(struct seq_file *m, void *v)
 
 	if (tunnel->sock) {
 		struct inet_sock *inet = inet_sk(tunnel->sock);
+
 		ip = ntohl(inet->inet_saddr);
 		port = ntohs(inet->inet_sport);
 	}
-- 
2.17.1

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