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Subject[PATCH 08/13] power: reset: ltc2952: cleanup control flow in poweroff_handler
Date
ltc2952_poweroff_handler uses gotos to return from the function. Since
we don't do cleanups exiting this function, just return IRQ_HANDLED on
the spot and be done with it.

While at it, remove the variable 'ret'. It was never used very much.

Signed-off-by: Frans Klaver <frans.klaver@xsens.com>
---
drivers/power/reset/ltc2952-poweroff.c | 18 +++++-------------
1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/drivers/power/reset/ltc2952-poweroff.c b/drivers/power/reset/ltc2952-poweroff.c
index af3cb6e..70d8e3a 100644
--- a/drivers/power/reset/ltc2952-poweroff.c
+++ b/drivers/power/reset/ltc2952-poweroff.c
@@ -153,29 +153,21 @@ ltc2952_poweroff_timer_trigger(struct hrtimer *timer)
*/
static irqreturn_t ltc2952_poweroff_handler(int irq, void *dev_id)
{
- int ret;
struct ltc2952_poweroff *data = dev_id;

- if (data->kernel_panic)
- goto irq_ok;
-
- if (hrtimer_active(&data->timer_wde)) {
+ if (data->kernel_panic || hrtimer_active(&data->timer_wde)) {
/* shutdown is already triggered, nothing to do any more */
- goto irq_ok;
+ return IRQ_HANDLED;
}

if (!hrtimer_active(&data->timer_trigger)) {
- ret = hrtimer_start(&data->timer_trigger, data->trigger_delay,
- HRTIMER_MODE_REL);
-
- if (ret)
+ if (hrtimer_start(&data->timer_trigger, data->trigger_delay,
+ HRTIMER_MODE_REL))
dev_err(data->dev, "unable to start the wait timer\n");
} else {
- ret = hrtimer_cancel(&data->timer_trigger);
+ hrtimer_cancel(&data->timer_trigger);
/* omitting return value check, timer should have been valid */
}
-
-irq_ok:
return IRQ_HANDLED;
}

--
2.1.0


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