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authorKees Cook <keescook@chromium.org>2017-10-16 17:29:36 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-18 12:40:27 +0100
commit99767f278ccf74a1857069bb3eec991e572f94cd (patch)
tree9254b4ec00cf23fa1c0fa75b2ed7a840504495ab /net/netrom
parent26566eae80512d8a6b52e9d6f880f960893c96b4 (diff)
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net/core: Convert sk_timer users 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 for all users of sk_timer. Cc: "David S. Miller" <davem@davemloft.net> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Andrew Hendry <andrew.hendry@gmail.com> Cc: Eric Dumazet <edumazet@google.com> Cc: Paolo Abeni <pabeni@redhat.com> Cc: David Howells <dhowells@redhat.com> Cc: Julia Lawall <julia.lawall@lip6.fr> Cc: linzhang <xiaolou4617@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: netdev@vger.kernel.org Cc: linux-hams@vger.kernel.org Cc: linux-x25@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netrom')
-rw-r--r--net/netrom/af_netrom.c6
-rw-r--r--net/netrom/nr_timer.c47
2 files changed, 27 insertions, 26 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index ebf16f7f9089..2dec3583c97d 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -241,9 +241,9 @@ void nr_destroy_socket(struct sock *);
/*
* Handler for deferred kills.
*/
-static void nr_destroy_timer(unsigned long data)
+static void nr_destroy_timer(struct timer_list *t)
{
- struct sock *sk=(struct sock *)data;
+ struct sock *sk = from_timer(sk, t, sk_timer);
bh_lock_sock(sk);
sock_hold(sk);
nr_destroy_socket(sk);
@@ -284,7 +284,7 @@ void nr_destroy_socket(struct sock *sk)
if (sk_has_allocations(sk)) {
/* Defer: outstanding buffers */
- sk->sk_timer.function = nr_destroy_timer;
+ sk->sk_timer.function = (TIMER_FUNC_TYPE)nr_destroy_timer;
sk->sk_timer.expires = jiffies + 2 * HZ;
add_timer(&sk->sk_timer);
} else
diff --git a/net/netrom/nr_timer.c b/net/netrom/nr_timer.c
index f84ce71f1f5f..43569aea0f5e 100644
--- a/net/netrom/nr_timer.c
+++ b/net/netrom/nr_timer.c
@@ -29,23 +29,23 @@
#include <linux/interrupt.h>
#include <net/netrom.h>
-static void nr_heartbeat_expiry(unsigned long);
-static void nr_t1timer_expiry(unsigned long);
-static void nr_t2timer_expiry(unsigned long);
-static void nr_t4timer_expiry(unsigned long);
-static void nr_idletimer_expiry(unsigned long);
+static void nr_heartbeat_expiry(struct timer_list *);
+static void nr_t1timer_expiry(struct timer_list *);
+static void nr_t2timer_expiry(struct timer_list *);
+static void nr_t4timer_expiry(struct timer_list *);
+static void nr_idletimer_expiry(struct timer_list *);
void nr_init_timers(struct sock *sk)
{
struct nr_sock *nr = nr_sk(sk);
- setup_timer(&nr->t1timer, nr_t1timer_expiry, (unsigned long)sk);
- setup_timer(&nr->t2timer, nr_t2timer_expiry, (unsigned long)sk);
- setup_timer(&nr->t4timer, nr_t4timer_expiry, (unsigned long)sk);
- setup_timer(&nr->idletimer, nr_idletimer_expiry, (unsigned long)sk);
+ timer_setup(&nr->t1timer, nr_t1timer_expiry, 0);
+ timer_setup(&nr->t2timer, nr_t2timer_expiry, 0);
+ timer_setup(&nr->t4timer, nr_t4timer_expiry, 0);
+ timer_setup(&nr->idletimer, nr_idletimer_expiry, 0);
/* initialized by sock_init_data */
- sk->sk_timer.function = &nr_heartbeat_expiry;
+ sk->sk_timer.function = (TIMER_FUNC_TYPE)nr_heartbeat_expiry;
}
void nr_start_t1timer(struct sock *sk)
@@ -112,9 +112,9 @@ int nr_t1timer_running(struct sock *sk)
return timer_pending(&nr_sk(sk)->t1timer);
}
-static void nr_heartbeat_expiry(unsigned long param)
+static void nr_heartbeat_expiry(struct timer_list *t)
{
- struct sock *sk = (struct sock *)param;
+ struct sock *sk = from_timer(sk, t, sk_timer);
struct nr_sock *nr = nr_sk(sk);
bh_lock_sock(sk);
@@ -151,10 +151,10 @@ static void nr_heartbeat_expiry(unsigned long param)
bh_unlock_sock(sk);
}
-static void nr_t2timer_expiry(unsigned long param)
+static void nr_t2timer_expiry(struct timer_list *t)
{
- struct sock *sk = (struct sock *)param;
- struct nr_sock *nr = nr_sk(sk);
+ struct nr_sock *nr = from_timer(nr, t, t2timer);
+ struct sock *sk = &nr->sock;
bh_lock_sock(sk);
if (nr->condition & NR_COND_ACK_PENDING) {
@@ -164,19 +164,20 @@ static void nr_t2timer_expiry(unsigned long param)
bh_unlock_sock(sk);
}
-static void nr_t4timer_expiry(unsigned long param)
+static void nr_t4timer_expiry(struct timer_list *t)
{
- struct sock *sk = (struct sock *)param;
+ struct nr_sock *nr = from_timer(nr, t, t4timer);
+ struct sock *sk = &nr->sock;
bh_lock_sock(sk);
nr_sk(sk)->condition &= ~NR_COND_PEER_RX_BUSY;
bh_unlock_sock(sk);
}
-static void nr_idletimer_expiry(unsigned long param)
+static void nr_idletimer_expiry(struct timer_list *t)
{
- struct sock *sk = (struct sock *)param;
- struct nr_sock *nr = nr_sk(sk);
+ struct nr_sock *nr = from_timer(nr, t, idletimer);
+ struct sock *sk = &nr->sock;
bh_lock_sock(sk);
@@ -201,10 +202,10 @@ static void nr_idletimer_expiry(unsigned long param)
bh_unlock_sock(sk);
}
-static void nr_t1timer_expiry(unsigned long param)
+static void nr_t1timer_expiry(struct timer_list *t)
{
- struct sock *sk = (struct sock *)param;
- struct nr_sock *nr = nr_sk(sk);
+ struct nr_sock *nr = from_timer(nr, t, t1timer);
+ struct sock *sk = &nr->sock;
bh_lock_sock(sk);
switch (nr->state) {