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authorJulian Wiedmann <jwi@linux.ibm.com>2020-05-19 22:10:12 +0300
committerDavid S. Miller <davem@davemloft.net>2020-05-19 22:50:14 +0300
commite9a36ca5f6f302675e7e36101ffa0ca7f9b8779b (patch)
treefaac3291c3f31e7f20b6ae7b9f3c91b54984659c /net/iucv
parentdca1262f97499337489da7f5aa0bc6fec247a83f (diff)
downloadlinux-e9a36ca5f6f302675e7e36101ffa0ca7f9b8779b.tar.xz
net/af_iucv: clean up function prototypes
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>
Diffstat (limited to 'net/iucv')
-rw-r--r--net/iucv/af_iucv.c108
1 files changed, 51 insertions, 57 deletions
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 799dcf5483de..ee0add15497d 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -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,