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media: tc358743: 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: Mats Randgaard <matrandg@cisco.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Kees Cook 2017-10-16 19:10:27 -04:00 committed by Mauro Carvalho Chehab
parent 3e3149173f
commit a88cd60fc9
1 changed files with 3 additions and 4 deletions
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7
drivers/media/i2c/tc358743.c
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@ -1481,9 +1481,9 @@ static irqreturn_t tc358743_irq_handler(int irq, void *dev_id)
return handled ? IRQ_HANDLED : IRQ_NONE;
}
static void tc358743_irq_poll_timer(unsigned long arg)
static void tc358743_irq_poll_timer(struct timer_list *t)
{
struct tc358743_state *state = (struct tc358743_state *)arg;
struct tc358743_state *state = from_timer(state, t, timer);
unsigned int msecs;
schedule_work(&state->work_i2c_poll);
@ -2153,8 +2153,7 @@ static int tc358743_probe(struct i2c_client *client,
} else {
INIT_WORK(&state->work_i2c_poll,
tc358743_work_i2c_poll);
setup_timer(&state->timer, tc358743_irq_poll_timer,
(unsigned long)state);
timer_setup(&state->timer, tc358743_irq_poll_timer, 0);
state->timer.expires = jiffies +
msecs_to_jiffies(POLL_INTERVAL_MS);
add_timer(&state->timer);