diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/can/af_can.c | 49 | ||||
| -rw-r--r-- | net/can/af_can.h | 3 |
2 files changed, 15 insertions, 37 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c index 76cf83b2bd40..dc8f9720d5cd 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) -/* - * af_can.c - Protocol family CAN core module +/* af_can.c - Protocol family CAN core module * (used by different CAN protocol modules) * * Copyright (c) 2002-2017 Volkswagen Group Electronic Research @@ -84,9 +83,7 @@ static DEFINE_MUTEX(proto_tab_lock); static atomic_t skbcounter = ATOMIC_INIT(0); -/* - * af_can socket functions - */ +/* af_can socket functions */ static void can_sock_destruct(struct sock *sk) { @@ -132,8 +129,7 @@ static int can_create(struct net *net, struct socket *sock, int protocol, err = request_module("can-proto-%d", protocol); - /* - * In case of error we only print a message but don't + /* In case of error we only print a message but don't * return the error code immediately. Below we will * return -EPROTONOSUPPORT */ @@ -180,9 +176,7 @@ static int can_create(struct net *net, struct socket *sock, int protocol, return err; } -/* - * af_can tx path - */ +/* af_can tx path */ /** * can_send - transmit a CAN frame (optional with local loopback) @@ -218,8 +212,7 @@ int can_send(struct sk_buff *skb, int loop) } else goto inval_skb; - /* - * Make sure the CAN frame can pass the selected CAN netdevice. + /* Make sure the CAN frame can pass the selected CAN netdevice. * As structs can_frame and canfd_frame are similar, we can provide * CAN FD frames to legacy CAN drivers as long as the length is <= 8 */ @@ -250,8 +243,7 @@ int can_send(struct sk_buff *skb, int loop) /* indication for the CAN driver: do loopback */ skb->pkt_type = PACKET_LOOPBACK; - /* - * The reference to the originating sock may be required + /* The reference to the originating sock may be required * by the receiving socket to check whether the frame is * its own. Example: can_raw sockopt CAN_RAW_RECV_OWN_MSGS * Therefore we have to ensure that skb->sk remains the @@ -260,8 +252,7 @@ int can_send(struct sk_buff *skb, int loop) */ if (!(skb->dev->flags & IFF_ECHO)) { - /* - * If the interface is not capable to do loopback + /* If the interface is not capable to do loopback * itself, we do it here. */ newskb = skb_clone(skb, GFP_ATOMIC); @@ -304,9 +295,7 @@ inval_skb: } EXPORT_SYMBOL(can_send); -/* - * af_can rx path - */ +/* af_can rx path */ static struct can_dev_rcv_lists *find_dev_rcv_lists(struct net *net, struct net_device *dev) @@ -498,9 +487,7 @@ int can_rx_register(struct net *net, struct net_device *dev, canid_t can_id, } EXPORT_SYMBOL(can_rx_register); -/* - * can_rx_delete_receiver - rcu callback for single receiver entry removal - */ +/* can_rx_delete_receiver - rcu callback for single receiver entry removal */ static void can_rx_delete_receiver(struct rcu_head *rp) { struct receiver *r = container_of(rp, struct receiver, rcu); @@ -549,8 +536,7 @@ void can_rx_unregister(struct net *net, struct net_device *dev, canid_t can_id, rl = find_rcv_list(&can_id, &mask, d); - /* - * Search the receiver list for the item to delete. This should + /* Search the receiver list for the item to delete. This should * exist, since no receiver may be unregistered that hasn't * been registered before. */ @@ -561,8 +547,7 @@ void can_rx_unregister(struct net *net, struct net_device *dev, canid_t can_id, break; } - /* - * Check for bugs in CAN protocol implementations using af_can.c: + /* Check for bugs in CAN protocol implementations using af_can.c: * 'r' will be NULL if no matching list item was found for removal. */ @@ -737,9 +722,7 @@ static int canfd_rcv(struct sk_buff *skb, struct net_device *dev, return NET_RX_SUCCESS; } -/* - * af_can protocol functions - */ +/* af_can protocol functions */ /** * can_proto_register - register CAN transport protocol @@ -801,9 +784,7 @@ void can_proto_unregister(const struct can_proto *cp) } EXPORT_SYMBOL(can_proto_unregister); -/* - * af_can notifier to create/remove CAN netdevice specific structs - */ +/* af_can notifier to create/remove CAN netdevice specific structs */ static int can_notifier(struct notifier_block *nb, unsigned long msg, void *ptr) { @@ -913,9 +894,7 @@ static void can_pernet_exit(struct net *net) kfree(net->can.can_pstats); } -/* - * af_can module init/exit functions - */ +/* af_can module init/exit functions */ static struct packet_type can_packet __read_mostly = { .type = cpu_to_be16(ETH_P_CAN), diff --git a/net/can/af_can.h b/net/can/af_can.h index ef21f7c6bc80..41a45e3bc4a4 100644 --- a/net/can/af_can.h +++ b/net/can/af_can.h @@ -1,6 +1,5 @@ /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ -/* - * Copyright (c) 2002-2007 Volkswagen Group Electronic Research +/* Copyright (c) 2002-2007 Volkswagen Group Electronic Research * All rights reserved. * * Redistribution and use in source and binary forms, with or without |