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net/af_iucv: clean up function prototypes

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Remove a bunch of forward declarations (trivially shifting code around
where needed), and make a few functions static.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2020-05-19 21:10:12 +02:00 committed by David S. Miller
parent dca1262f97
commit e9a36ca5f6
2 changed files with 51 additions and 65 deletions
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8
include/net/iucv/af_iucv.h
View File

@ -158,12 +158,4 @@ struct iucv_sock_list {
atomic_t autobind_name;
};
__poll_t iucv_sock_poll(struct file *file, struct socket *sock,
poll_table *wait);
void iucv_sock_link(struct iucv_sock_list *l, struct sock *s);
void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *s);
void iucv_accept_enqueue(struct sock *parent, struct sock *sk);
void iucv_accept_unlink(struct sock *sk);
struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock);
#endif /* __IUCV_H */

108
net/iucv/af_iucv.c
View File

@ -37,8 +37,6 @@
static char iucv_userid[80];
static const struct proto_ops iucv_sock_ops;
static struct proto iucv_proto = {
.name = "AF_IUCV",
.owner = THIS_MODULE,
@ -86,13 +84,11 @@ do { \
__ret; \
})
static struct sock *iucv_accept_dequeue(struct sock *parent,
struct socket *newsock);
static void iucv_sock_kill(struct sock *sk);
static void iucv_sock_close(struct sock *sk);
static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt, struct net_device *orig_dev);
static int afiucv_hs_send(struct iucv_message *imsg, struct sock *sock,
struct sk_buff *skb, u8 flags);
static void afiucv_hs_callback_txnotify(struct sk_buff *, enum iucv_tx_notify);
/* Call Back functions */
@ -331,6 +327,20 @@ static void iucv_sock_cleanup_listen(struct sock *parent)
parent->sk_state = IUCV_CLOSED;
}
static void iucv_sock_link(struct iucv_sock_list *l, struct sock *sk)
{
write_lock_bh(&l->lock);
sk_add_node(sk, &l->head);
write_unlock_bh(&l->lock);
}
static void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *sk)
{
write_lock_bh(&l->lock);
sk_del_node_init(sk);
write_unlock_bh(&l->lock);
}
/* Kill socket (only if zapped and orphaned) */
static void iucv_sock_kill(struct sock *sk)
{
@ -503,53 +513,7 @@ static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio,
return sk;
}
/* Create an IUCV socket */
static int iucv_sock_create(struct net *net, struct socket *sock, int protocol,
int kern)
{
struct sock *sk;
if (protocol && protocol != PF_IUCV)
return -EPROTONOSUPPORT;
sock->state = SS_UNCONNECTED;
switch (sock->type) {
case SOCK_STREAM:
sock->ops = &iucv_sock_ops;
break;
case SOCK_SEQPACKET:
/* currently, proto ops can handle both sk types */
sock->ops = &iucv_sock_ops;
break;
default:
return -ESOCKTNOSUPPORT;
}
sk = iucv_sock_alloc(sock, protocol, GFP_KERNEL, kern);
if (!sk)
return -ENOMEM;
iucv_sock_init(sk, NULL);
return 0;
}
void iucv_sock_link(struct iucv_sock_list *l, struct sock *sk)
{
write_lock_bh(&l->lock);
sk_add_node(sk, &l->head);
write_unlock_bh(&l->lock);
}
void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *sk)
{
write_lock_bh(&l->lock);
sk_del_node_init(sk);
write_unlock_bh(&l->lock);
}
void iucv_accept_enqueue(struct sock *parent, struct sock *sk)
static void iucv_accept_enqueue(struct sock *parent, struct sock *sk)
{
unsigned long flags;
struct iucv_sock *par = iucv_sk(parent);
@ -562,7 +526,7 @@ void iucv_accept_enqueue(struct sock *parent, struct sock *sk)
sk_acceptq_added(parent);
}
void iucv_accept_unlink(struct sock *sk)
static void iucv_accept_unlink(struct sock *sk)
{
unsigned long flags;
struct iucv_sock *par = iucv_sk(iucv_sk(sk)->parent);
@ -575,7 +539,8 @@ void iucv_accept_unlink(struct sock *sk)
sock_put(sk);
}
struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock)
static struct sock *iucv_accept_dequeue(struct sock *parent,
struct socket *newsock)
{
struct iucv_sock *isk, *n;
struct sock *sk;
@ -1406,8 +1371,8 @@ static inline __poll_t iucv_accept_poll(struct sock *parent)
return 0;
}
__poll_t iucv_sock_poll(struct file *file, struct socket *sock,
poll_table *wait)
static __poll_t iucv_sock_poll(struct file *file, struct socket *sock,
poll_table *wait)
{
struct sock *sk = sock->sk;
__poll_t mask = 0;
@ -2291,6 +2256,35 @@ static const struct proto_ops iucv_sock_ops = {
.getsockopt = iucv_sock_getsockopt,
};
static int iucv_sock_create(struct net *net, struct socket *sock, int protocol,
int kern)
{
struct sock *sk;
if (protocol && protocol != PF_IUCV)
return -EPROTONOSUPPORT;
sock->state = SS_UNCONNECTED;
switch (sock->type) {
case SOCK_STREAM:
case SOCK_SEQPACKET:
/* currently, proto ops can handle both sk types */
sock->ops = &iucv_sock_ops;
break;
default:
return -ESOCKTNOSUPPORT;
}
sk = iucv_sock_alloc(sock, protocol, GFP_KERNEL, kern);
if (!sk)
return -ENOMEM;
iucv_sock_init(sk, NULL);
return 0;
}
static const struct net_proto_family iucv_sock_family_ops = {
.family = AF_IUCV,
.owner = THIS_MODULE,