net/rose: Convert timers to use timer_setup()

In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-hams@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kees Cook 2017-10-16 17:28:47 -07:00 committed by David S. Miller
parent 83a37b3292
commit 4966babd90
5 changed files with 36 additions and 44 deletions

View file

@ -318,9 +318,11 @@ void rose_destroy_socket(struct sock *);
/*
* Handler for deferred kills.
*/
static void rose_destroy_timer(unsigned long data)
static void rose_destroy_timer(struct timer_list *t)
{
rose_destroy_socket((struct sock *)data);
struct sock *sk = from_timer(sk, t, sk_timer);
rose_destroy_socket(sk);
}
/*
@ -353,8 +355,7 @@ void rose_destroy_socket(struct sock *sk)
if (sk_has_allocations(sk)) {
/* Defer: outstanding buffers */
setup_timer(&sk->sk_timer, rose_destroy_timer,
(unsigned long)sk);
timer_setup(&sk->sk_timer, rose_destroy_timer, 0);
sk->sk_timer.expires = jiffies + 10 * HZ;
add_timer(&sk->sk_timer);
} else
@ -538,8 +539,8 @@ static int rose_create(struct net *net, struct socket *sock, int protocol,
sock->ops = &rose_proto_ops;
sk->sk_protocol = protocol;
init_timer(&rose->timer);
init_timer(&rose->idletimer);
timer_setup(&rose->timer, NULL, 0);
timer_setup(&rose->idletimer, NULL, 0);
rose->t1 = msecs_to_jiffies(sysctl_rose_call_request_timeout);
rose->t2 = msecs_to_jiffies(sysctl_rose_reset_request_timeout);
@ -582,8 +583,8 @@ static struct sock *rose_make_new(struct sock *osk)
sk->sk_state = TCP_ESTABLISHED;
sock_copy_flags(sk, osk);
init_timer(&rose->timer);
init_timer(&rose->idletimer);
timer_setup(&rose->timer, NULL, 0);
timer_setup(&rose->idletimer, NULL, 0);
orose = rose_sk(osk);
rose->t1 = orose->t1;

View file

@ -27,8 +27,8 @@
#include <linux/interrupt.h>
#include <net/rose.h>
static void rose_ftimer_expiry(unsigned long);
static void rose_t0timer_expiry(unsigned long);
static void rose_ftimer_expiry(struct timer_list *);
static void rose_t0timer_expiry(struct timer_list *);
static void rose_transmit_restart_confirmation(struct rose_neigh *neigh);
static void rose_transmit_restart_request(struct rose_neigh *neigh);
@ -37,8 +37,7 @@ void rose_start_ftimer(struct rose_neigh *neigh)
{
del_timer(&neigh->ftimer);
neigh->ftimer.data = (unsigned long)neigh;
neigh->ftimer.function = &rose_ftimer_expiry;
neigh->ftimer.function = (TIMER_FUNC_TYPE)rose_ftimer_expiry;
neigh->ftimer.expires =
jiffies + msecs_to_jiffies(sysctl_rose_link_fail_timeout);
@ -49,8 +48,7 @@ static void rose_start_t0timer(struct rose_neigh *neigh)
{
del_timer(&neigh->t0timer);
neigh->t0timer.data = (unsigned long)neigh;
neigh->t0timer.function = &rose_t0timer_expiry;
neigh->t0timer.function = (TIMER_FUNC_TYPE)rose_t0timer_expiry;
neigh->t0timer.expires =
jiffies + msecs_to_jiffies(sysctl_rose_restart_request_timeout);
@ -77,13 +75,13 @@ static int rose_t0timer_running(struct rose_neigh *neigh)
return timer_pending(&neigh->t0timer);
}
static void rose_ftimer_expiry(unsigned long param)
static void rose_ftimer_expiry(struct timer_list *t)
{
}
static void rose_t0timer_expiry(unsigned long param)
static void rose_t0timer_expiry(struct timer_list *t)
{
struct rose_neigh *neigh = (struct rose_neigh *)param;
struct rose_neigh *neigh = from_timer(neigh, t, t0timer);
rose_transmit_restart_request(neigh);

View file

@ -19,12 +19,13 @@ static struct sk_buff_head loopback_queue;
static struct timer_list loopback_timer;
static void rose_set_loopback_timer(void);
static void rose_loopback_timer(struct timer_list *unused);
void rose_loopback_init(void)
{
skb_queue_head_init(&loopback_queue);
init_timer(&loopback_timer);
timer_setup(&loopback_timer, rose_loopback_timer, 0);
}
static int rose_loopback_running(void)
@ -50,20 +51,16 @@ int rose_loopback_queue(struct sk_buff *skb, struct rose_neigh *neigh)
return 1;
}
static void rose_loopback_timer(unsigned long);
static void rose_set_loopback_timer(void)
{
del_timer(&loopback_timer);
loopback_timer.data = 0;
loopback_timer.function = &rose_loopback_timer;
loopback_timer.expires = jiffies + 10;
add_timer(&loopback_timer);
}
static void rose_loopback_timer(unsigned long param)
static void rose_loopback_timer(struct timer_list *unused)
{
struct sk_buff *skb;
struct net_device *dev;

View file

@ -104,8 +104,8 @@ static int __must_check rose_add_node(struct rose_route_struct *rose_route,
skb_queue_head_init(&rose_neigh->queue);
init_timer(&rose_neigh->ftimer);
init_timer(&rose_neigh->t0timer);
timer_setup(&rose_neigh->ftimer, NULL, 0);
timer_setup(&rose_neigh->t0timer, NULL, 0);
if (rose_route->ndigis != 0) {
rose_neigh->digipeat =
@ -390,8 +390,8 @@ void rose_add_loopback_neigh(void)
skb_queue_head_init(&sn->queue);
init_timer(&sn->ftimer);
init_timer(&sn->t0timer);
timer_setup(&sn->ftimer, NULL, 0);
timer_setup(&sn->t0timer, NULL, 0);
spin_lock_bh(&rose_neigh_list_lock);
sn->next = rose_neigh_list;

View file

@ -29,8 +29,8 @@
#include <net/rose.h>
static void rose_heartbeat_expiry(unsigned long);
static void rose_timer_expiry(unsigned long);
static void rose_idletimer_expiry(unsigned long);
static void rose_timer_expiry(struct timer_list *);
static void rose_idletimer_expiry(struct timer_list *);
void rose_start_heartbeat(struct sock *sk)
{
@ -49,8 +49,7 @@ void rose_start_t1timer(struct sock *sk)
del_timer(&rose->timer);
rose->timer.data = (unsigned long)sk;
rose->timer.function = &rose_timer_expiry;
rose->timer.function = (TIMER_FUNC_TYPE)rose_timer_expiry;
rose->timer.expires = jiffies + rose->t1;
add_timer(&rose->timer);
@ -62,8 +61,7 @@ void rose_start_t2timer(struct sock *sk)
del_timer(&rose->timer);
rose->timer.data = (unsigned long)sk;
rose->timer.function = &rose_timer_expiry;
rose->timer.function = (TIMER_FUNC_TYPE)rose_timer_expiry;
rose->timer.expires = jiffies + rose->t2;
add_timer(&rose->timer);
@ -75,8 +73,7 @@ void rose_start_t3timer(struct sock *sk)
del_timer(&rose->timer);
rose->timer.data = (unsigned long)sk;
rose->timer.function = &rose_timer_expiry;
rose->timer.function = (TIMER_FUNC_TYPE)rose_timer_expiry;
rose->timer.expires = jiffies + rose->t3;
add_timer(&rose->timer);
@ -88,8 +85,7 @@ void rose_start_hbtimer(struct sock *sk)
del_timer(&rose->timer);
rose->timer.data = (unsigned long)sk;
rose->timer.function = &rose_timer_expiry;
rose->timer.function = (TIMER_FUNC_TYPE)rose_timer_expiry;
rose->timer.expires = jiffies + rose->hb;
add_timer(&rose->timer);
@ -102,8 +98,7 @@ void rose_start_idletimer(struct sock *sk)
del_timer(&rose->idletimer);
if (rose->idle > 0) {
rose->idletimer.data = (unsigned long)sk;
rose->idletimer.function = &rose_idletimer_expiry;
rose->idletimer.function = (TIMER_FUNC_TYPE)rose_idletimer_expiry;
rose->idletimer.expires = jiffies + rose->idle;
add_timer(&rose->idletimer);
@ -163,10 +158,10 @@ static void rose_heartbeat_expiry(unsigned long param)
bh_unlock_sock(sk);
}
static void rose_timer_expiry(unsigned long param)
static void rose_timer_expiry(struct timer_list *t)
{
struct sock *sk = (struct sock *)param;
struct rose_sock *rose = rose_sk(sk);
struct rose_sock *rose = from_timer(rose, t, timer);
struct sock *sk = &rose->sock;
bh_lock_sock(sk);
switch (rose->state) {
@ -192,9 +187,10 @@ static void rose_timer_expiry(unsigned long param)
bh_unlock_sock(sk);
}
static void rose_idletimer_expiry(unsigned long param)
static void rose_idletimer_expiry(struct timer_list *t)
{
struct sock *sk = (struct sock *)param;
struct rose_sock *rose = from_timer(rose, t, idletimer);
struct sock *sk = &rose->sock;
bh_lock_sock(sk);
rose_clear_queues(sk);