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net/hamradio/6pack: Convert timers to use timer_setup()

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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: Andreas Koensgen <ajk@comnets.uni-bremen.de>
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 17:28:55 -07:00 committed by David S. Miller
parent 5e8b824d91
commit 8e763de0b9
1 changed files with 7 additions and 13 deletions
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20
drivers/net/hamradio/6pack.c
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@ -136,9 +136,9 @@ static int encode_sixpack(unsigned char *, unsigned char *, int, unsigned char);
* Note that in case of DAMA operation, the data is not sent here.
*/
static void sp_xmit_on_air(unsigned long channel)
static void sp_xmit_on_air(struct timer_list *t)
{
struct sixpack *sp = (struct sixpack *) channel;
struct sixpack *sp = from_timer(sp, t, tx_t);
int actual, when = sp->slottime;
static unsigned char random;
@ -229,7 +229,7 @@ static void sp_encaps(struct sixpack *sp, unsigned char *icp, int len)
sp->xleft = count;
sp->xhead = sp->xbuff;
sp->status2 = count;
sp_xmit_on_air((unsigned long)sp);
sp_xmit_on_air(&sp->tx_t);
}
return;
@ -500,9 +500,9 @@ static inline void tnc_set_sync_state(struct sixpack *sp, int new_tnc_state)
__tnc_set_sync_state(sp, new_tnc_state);
}
static void resync_tnc(unsigned long channel)
static void resync_tnc(struct timer_list *t)
{
struct sixpack *sp = (struct sixpack *) channel;
struct sixpack *sp = from_timer(sp, t, resync_t);
static char resync_cmd = 0xe8;
/* clear any data that might have been received */
@ -526,8 +526,6 @@ static void resync_tnc(unsigned long channel)
/* Start resync timer again -- the TNC might be still absent */
del_timer(&sp->resync_t);
sp->resync_t.data = (unsigned long) sp;
sp->resync_t.function = resync_tnc;
sp->resync_t.expires = jiffies + SIXP_RESYNC_TIMEOUT;
add_timer(&sp->resync_t);
}
@ -541,8 +539,6 @@ static inline int tnc_init(struct sixpack *sp)
sp->tty->ops->write(sp->tty, &inbyte, 1);
del_timer(&sp->resync_t);
sp->resync_t.data = (unsigned long) sp;
sp->resync_t.function = resync_tnc;
sp->resync_t.expires = jiffies + SIXP_RESYNC_TIMEOUT;
add_timer(&sp->resync_t);
@ -623,9 +619,9 @@ static int sixpack_open(struct tty_struct *tty)
netif_start_queue(dev);
setup_timer(&sp->tx_t, sp_xmit_on_air, (unsigned long)sp);
timer_setup(&sp->tx_t, sp_xmit_on_air, 0);
init_timer(&sp->resync_t);
timer_setup(&sp->resync_t, resync_tnc, 0);
spin_unlock_bh(&sp->lock);
@ -926,8 +922,6 @@ static void decode_prio_command(struct sixpack *sp, unsigned char cmd)
if (sp->tnc_state == TNC_IN_SYNC) {
del_timer(&sp->resync_t);
sp->resync_t.data = (unsigned long) sp;
sp->resync_t.function = resync_tnc;
sp->resync_t.expires = jiffies + SIXP_INIT_RESYNC_TIMEOUT;
add_timer(&sp->resync_t);
}