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Date: Tue, 21 Jul 2020 18:31:54 +0100
From: Tom Parkin <tparkin@...alix.com>
To: netdev@...r.kernel.org
Cc: Tom Parkin <tparkin@...alix.com>
Subject: [PATCH 02/29] l2tp: tweak comment style for consistency
Modify some l2tp comments to better adhere to kernel coding style.
Signed-off-by: Tom Parkin <tparkin@...alix.com>
---
net/l2tp/l2tp_core.c | 5 ++-
net/l2tp/l2tp_core.h | 76 +++++++++++++++++------------------------
net/l2tp/l2tp_debugfs.c | 3 +-
net/l2tp/l2tp_eth.c | 3 +-
net/l2tp/l2tp_ip.c | 3 +-
net/l2tp/l2tp_ip6.c | 15 ++++----
net/l2tp/l2tp_netlink.c | 3 +-
net/l2tp/l2tp_ppp.c | 3 +-
8 files changed, 44 insertions(+), 67 deletions(-)
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 4031149b7d44..14f4ae6c5b0f 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
-/*
- * L2TP core.
+/* L2TP core.
*
* Copyright (c) 2008,2009,2010 Katalix Systems Ltd
*
@@ -1603,7 +1602,7 @@ void __l2tp_session_unhash(struct l2tp_session *session)
EXPORT_SYMBOL_GPL(__l2tp_session_unhash);
/* This function is used by the netlink SESSION_DELETE command and by
- pseudowire modules.
+ * pseudowire modules.
*/
int l2tp_session_delete(struct l2tp_session *session)
{
diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h
index 10cf7c3dcbb3..3ebb701eebbf 100644
--- a/net/l2tp/l2tp_core.h
+++ b/net/l2tp/l2tp_core.h
@@ -1,6 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * L2TP internal definitions.
+/* L2TP internal definitions.
*
* Copyright (c) 2008,2009 Katalix Systems Ltd
*/
@@ -49,32 +48,26 @@ struct l2tp_tunnel;
*/
struct l2tp_session_cfg {
enum l2tp_pwtype pw_type;
- unsigned int recv_seq:1; /* expect receive packets with
- * sequence numbers? */
- unsigned int send_seq:1; /* send packets with sequence
- * numbers? */
- unsigned int lns_mode:1; /* behave as LNS? LAC enables
- * sequence numbers under
- * control of LNS. */
- int debug; /* bitmask of debug message
- * categories */
+ unsigned int recv_seq:1; /* expect receive packets with sequence numbers? */
+ unsigned int send_seq:1; /* send packets with sequence numbers? */
+ unsigned int lns_mode:1; /* behave as LNS?
+ * LAC enables sequence numbers under LNS control.
+ */
+ int debug; /* bitmask of debug message categories */
u16 l2specific_type; /* Layer 2 specific type */
u8 cookie[8]; /* optional cookie */
int cookie_len; /* 0, 4 or 8 bytes */
u8 peer_cookie[8]; /* peer's cookie */
int peer_cookie_len; /* 0, 4 or 8 bytes */
- int reorder_timeout; /* configured reorder timeout
- * (in jiffies) */
+ int reorder_timeout; /* configured reorder timeout (in jiffies) */
char *ifname;
};
struct l2tp_session {
- int magic; /* should be
- * L2TP_SESSION_MAGIC */
+ int magic; /* should be L2TP_SESSION_MAGIC */
long dead;
- struct l2tp_tunnel *tunnel; /* back pointer to tunnel
- * context */
+ struct l2tp_tunnel *tunnel; /* back pointer to tunnel context */
u32 session_id;
u32 peer_session_id;
u8 cookie[8];
@@ -89,42 +82,37 @@ struct l2tp_session {
u32 nr_max; /* max NR. Depends on tunnel */
u32 nr_window_size; /* NR window size */
u32 nr_oos; /* NR of last OOS packet */
- int nr_oos_count; /* For OOS recovery */
+ int nr_oos_count; /* for OOS recovery */
int nr_oos_count_max;
- struct hlist_node hlist; /* Hash list node */
+ struct hlist_node hlist; /* hash list node */
refcount_t ref_count;
char name[32]; /* for logging */
char ifname[IFNAMSIZ];
- unsigned int recv_seq:1; /* expect receive packets with
- * sequence numbers? */
- unsigned int send_seq:1; /* send packets with sequence
- * numbers? */
- unsigned int lns_mode:1; /* behave as LNS? LAC enables
- * sequence numbers under
- * control of LNS. */
- int debug; /* bitmask of debug message
- * categories */
- int reorder_timeout; /* configured reorder timeout
- * (in jiffies) */
+ unsigned int recv_seq:1; /* expect receive packets with sequence numbers? */
+ unsigned int send_seq:1; /* send packets with sequence numbers? */
+ unsigned int lns_mode:1; /* behave as LNS?
+ * LAC enables sequence numbers under LNS control.
+ */
+ int debug; /* bitmask of debug message categories */
+ int reorder_timeout; /* configured reorder timeout (in jiffies) */
int reorder_skip; /* set if skip to next nr */
enum l2tp_pwtype pwtype;
struct l2tp_stats stats;
- struct hlist_node global_hlist; /* Global hash list node */
+ struct hlist_node global_hlist; /* global hash list node */
int (*build_header)(struct l2tp_session *session, void *buf);
void (*recv_skb)(struct l2tp_session *session, struct sk_buff *skb, int data_len);
void (*session_close)(struct l2tp_session *session);
void (*show)(struct seq_file *m, void *priv);
- u8 priv[]; /* private data */
+ u8 priv[]; /* private data */
};
/* Describes the tunnel. It contains info to track all the associated
* sessions so incoming packets can be sorted out
*/
struct l2tp_tunnel_cfg {
- int debug; /* bitmask of debug message
- * categories */
+ int debug; /* bitmask of debug message categories */
enum l2tp_encap_type encap;
/* Used only for kernel-created sockets */
@@ -148,31 +136,29 @@ struct l2tp_tunnel {
struct rcu_head rcu;
rwlock_t hlist_lock; /* protect session_hlist */
- bool acpt_newsess; /* Indicates whether this
- * tunnel accepts new sessions.
- * Protected by hlist_lock.
+ bool acpt_newsess; /* indicates whether this tunnel accepts
+ * new sessions. Protected by hlist_lock.
*/
struct hlist_head session_hlist[L2TP_HASH_SIZE];
- /* hashed list of sessions,
- * hashed by id */
+ /* hashed list of sessions, hashed by id */
u32 tunnel_id;
u32 peer_tunnel_id;
int version; /* 2=>L2TPv2, 3=>L2TPv3 */
char name[20]; /* for logging */
- int debug; /* bitmask of debug message
- * categories */
+ int debug; /* bitmask of debug message categories */
enum l2tp_encap_type encap;
struct l2tp_stats stats;
- struct list_head list; /* Keep a list of all tunnels */
+ struct list_head list; /* list node on per-namespace list of tunnels */
struct net *l2tp_net; /* the net we belong to */
refcount_t ref_count;
void (*old_sk_destruct)(struct sock *);
- struct sock *sock; /* Parent socket */
- int fd; /* Parent fd, if tunnel socket
- * was created by userspace */
+ struct sock *sock; /* parent socket */
+ int fd; /* parent fd, if tunnel socket was created
+ * by userspace
+ */
struct work_struct del_work;
};
diff --git a/net/l2tp/l2tp_debugfs.c b/net/l2tp/l2tp_debugfs.c
index 35bb4f3bdbe0..221b86e1ba7c 100644
--- a/net/l2tp/l2tp_debugfs.c
+++ b/net/l2tp/l2tp_debugfs.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * L2TP subsystem debugfs
+/* L2TP subsystem debugfs
*
* Copyright (c) 2010 Katalix Systems Ltd
*/
diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
index 86e111d7d73c..87e4cebc7f57 100644
--- a/net/l2tp/l2tp_eth.c
+++ b/net/l2tp/l2tp_eth.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * L2TPv3 ethernet pseudowire driver
+/* L2TPv3 ethernet pseudowire driver
*
* Copyright (c) 2008,2009,2010 Katalix Systems Ltd
*/
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index c52eb2510ca4..65cf5a1a1e08 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * L2TPv3 IP encapsulation support
+/* L2TPv3 IP encapsulation support
*
* Copyright (c) 2008,2009,2010 Katalix Systems Ltd
*/
diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
index d17b9fe1180f..ca7696147c7e 100644
--- a/net/l2tp/l2tp_ip6.c
+++ b/net/l2tp/l2tp_ip6.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * L2TPv3 IP encapsulation support for IPv6
+/* L2TPv3 IP encapsulation support for IPv6
*
* Copyright (c) 2012 Katalix Systems Ltd
*/
@@ -38,7 +37,8 @@ struct l2tp_ip6_sock {
u32 peer_conn_id;
/* ipv6_pinfo has to be the last member of l2tp_ip6_sock, see
- inet6_sk_generic */
+ * inet6_sk_generic
+ */
struct ipv6_pinfo inet6;
};
@@ -519,7 +519,7 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
int err;
/* Rough check on arithmetic overflow,
- better check is made in ip6_append_data().
+ * better check is made in ip6_append_data().
*/
if (len > INT_MAX)
return -EMSGSIZE;
@@ -528,9 +528,7 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (msg->msg_flags & MSG_OOB)
return -EOPNOTSUPP;
- /*
- * Get and verify the address.
- */
+ /* Get and verify the address */
memset(&fl6, 0, sizeof(fl6));
fl6.flowi6_mark = sk->sk_mark;
@@ -555,8 +553,7 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
}
}
- /*
- * Otherwise it will be difficult to maintain
+ /* Otherwise it will be difficult to maintain
* sk->sk_dst_cache.
*/
if (sk->sk_state == TCP_ESTABLISHED &&
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index ebb381c3f1b9..7643378ebead 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
-/*
- * L2TP netlink layer, for management
+/* L2TP netlink layer, for management
*
* Copyright (c) 2008,2009,2010 Katalix Systems Ltd
*
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index a0bd39f0d5fe..e0dd56fef018 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -117,8 +117,7 @@ struct pppol2tp_session {
int owner; /* pid that opened the socket */
struct mutex sk_lock; /* Protects .sk */
- struct sock __rcu *sk; /* Pointer to the session
- * PPPoX socket */
+ struct sock __rcu *sk; /* Pointer to the session PPPoX socket */
struct sock *__sk; /* Copy of .sk, for cleanup */
struct rcu_head rcu; /* For asynchronous release */
};
--
2.17.1
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