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authorKees Cook <keescook@chromium.org>2017-10-16 17:28:46 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-18 12:39:36 +0100
commit83a37b3292f4aca799b355179ad6fbdd78a08e10 (patch)
tree271eed94148ad2d327f999bd4270bc341684887e
parenteb4ddaf474285a4c6986f4a1c3205bdb0bed2da9 (diff)
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net/lapb: 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: "David S. Miller" <davem@davemloft.net> Cc: Hans Liljestrand <ishkamiel@gmail.com> Cc: "Reshetova, Elena" <elena.reshetova@intel.com> Cc: linux-x25@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>
-rw-r--r--net/lapb/lapb_iface.c4
-rw-r--r--net/lapb/lapb_timer.c18
2 files changed, 10 insertions, 12 deletions
diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c
index e15314e3b464..db6e0afe3a20 100644
--- a/net/lapb/lapb_iface.c
+++ b/net/lapb/lapb_iface.c
@@ -127,8 +127,8 @@ static struct lapb_cb *lapb_create_cb(void)
skb_queue_head_init(&lapb->write_queue);
skb_queue_head_init(&lapb->ack_queue);
- init_timer(&lapb->t1timer);
- init_timer(&lapb->t2timer);
+ timer_setup(&lapb->t1timer, NULL, 0);
+ timer_setup(&lapb->t2timer, NULL, 0);
lapb->t1 = LAPB_DEFAULT_T1;
lapb->t2 = LAPB_DEFAULT_T2;
diff --git a/net/lapb/lapb_timer.c b/net/lapb/lapb_timer.c
index 1a5535bc3b8d..8bb469cb3abe 100644
--- a/net/lapb/lapb_timer.c
+++ b/net/lapb/lapb_timer.c
@@ -35,15 +35,14 @@
#include <linux/interrupt.h>
#include <net/lapb.h>
-static void lapb_t1timer_expiry(unsigned long);
-static void lapb_t2timer_expiry(unsigned long);
+static void lapb_t1timer_expiry(struct timer_list *);
+static void lapb_t2timer_expiry(struct timer_list *);
void lapb_start_t1timer(struct lapb_cb *lapb)
{
del_timer(&lapb->t1timer);
- lapb->t1timer.data = (unsigned long)lapb;
- lapb->t1timer.function = &lapb_t1timer_expiry;
+ lapb->t1timer.function = (TIMER_FUNC_TYPE)lapb_t1timer_expiry;
lapb->t1timer.expires = jiffies + lapb->t1;
add_timer(&lapb->t1timer);
@@ -53,8 +52,7 @@ void lapb_start_t2timer(struct lapb_cb *lapb)
{
del_timer(&lapb->t2timer);
- lapb->t2timer.data = (unsigned long)lapb;
- lapb->t2timer.function = &lapb_t2timer_expiry;
+ lapb->t2timer.function = (TIMER_FUNC_TYPE)lapb_t2timer_expiry;
lapb->t2timer.expires = jiffies + lapb->t2;
add_timer(&lapb->t2timer);
@@ -75,9 +73,9 @@ int lapb_t1timer_running(struct lapb_cb *lapb)
return timer_pending(&lapb->t1timer);
}
-static void lapb_t2timer_expiry(unsigned long param)
+static void lapb_t2timer_expiry(struct timer_list *t)
{
- struct lapb_cb *lapb = (struct lapb_cb *)param;
+ struct lapb_cb *lapb = from_timer(lapb, t, t2timer);
if (lapb->condition & LAPB_ACK_PENDING_CONDITION) {
lapb->condition &= ~LAPB_ACK_PENDING_CONDITION;
@@ -85,9 +83,9 @@ static void lapb_t2timer_expiry(unsigned long param)
}
}
-static void lapb_t1timer_expiry(unsigned long param)
+static void lapb_t1timer_expiry(struct timer_list *t)
{
- struct lapb_cb *lapb = (struct lapb_cb *)param;
+ struct lapb_cb *lapb = from_timer(lapb, t, t1timer);
switch (lapb->state) {