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[AX25] ax25_ds_timer: use mod_timer instead of add_timer 

This patch changes current use of: init_timer(), add_timer()
and del_timer() to setup_timer() with mod_timer(), which
should be safer anyway.

Reported-by: Jann Traschewski <jann@gmx.de>
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jarek Poplawski 2008-02-11 21:38:32 -08:00 committed by David S. Miller
parent 21fab4a86a
commit e848b583e0
3 changed files with 6 additions and 9 deletions
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1
include/net/ax25.h
View File

@ -324,6 +324,7 @@ extern void ax25_dama_on(ax25_cb *);
extern void ax25_dama_off(ax25_cb *);
/* ax25_ds_timer.c */
extern void ax25_ds_setup_timer(ax25_dev *);
extern void ax25_ds_set_timer(ax25_dev *);
extern void ax25_ds_del_timer(ax25_dev *);
extern void ax25_ds_timer(ax25_cb *);

2
net/ax25/ax25_dev.c
View File

@ -82,7 +82,7 @@ void ax25_dev_device_up(struct net_device *dev)
ax25_dev->values[AX25_VALUES_DS_TIMEOUT]= AX25_DEF_DS_TIMEOUT;
#if defined(CONFIG_AX25_DAMA_SLAVE) || defined(CONFIG_AX25_DAMA_MASTER)
init_timer(&ax25_dev->dama.slave_timer);
ax25_ds_setup_timer(ax25_dev);
#endif
spin_lock_bh(&ax25_dev_lock);

12
net/ax25/ax25_ds_timer.c
View File

@ -40,13 +40,10 @@ static void ax25_ds_timeout(unsigned long);
* 1/10th of a second.
*/
static void ax25_ds_add_timer(ax25_dev *ax25_dev)
void ax25_ds_setup_timer(ax25_dev *ax25_dev)
{
struct timer_list *t = &ax25_dev->dama.slave_timer;
t->data = (unsigned long) ax25_dev;
t->function = &ax25_ds_timeout;
t->expires = jiffies + HZ;
add_timer(t);
setup_timer(&ax25_dev->dama.slave_timer, ax25_ds_timeout,
(unsigned long)ax25_dev);
}
void ax25_ds_del_timer(ax25_dev *ax25_dev)
@ -60,10 +57,9 @@ void ax25_ds_set_timer(ax25_dev *ax25_dev)
if (ax25_dev == NULL) /* paranoia */
return;
del_timer(&ax25_dev->dama.slave_timer);
ax25_dev->dama.slave_timeout =
msecs_to_jiffies(ax25_dev->values[AX25_VALUES_DS_TIMEOUT]) / 10;
ax25_ds_add_timer(ax25_dev);
mod_timer(&ax25_dev->dama.slave_timer, jiffies + HZ);
}
/*