Himangi Saraogi schrieb:
> This patch introduces the use of the managed version of kzalloc and
> removes the kfrees in the probe and remove functions. Also, the labels
> are renamed to order them.
Since you are already on it, better drop label "out" and return the errorcode immediately after checking for errors.
>
> Signed-off-by: Himangi Saraogi <himangi774@xxxxxxxxx>
> Acked-by: Julia Lawall <julia.lawall@xxxxxxx>
> ---
> drivers/staging/iio/trigger/iio-trig-bfin-timer.c | 19 ++++++++-----------
> 1 file changed, 8 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/staging/iio/trigger/iio-trig-bfin-timer.c b/drivers/staging/iio/trigger/iio-trig-bfin-timer.c
> index 16f1a06..cc858aa 100644
> --- a/drivers/staging/iio/trigger/iio-trig-bfin-timer.c
> +++ b/drivers/staging/iio/trigger/iio-trig-bfin-timer.c
> @@ -182,7 +182,7 @@ static int iio_bfin_tmr_trigger_probe(struct platform_device *pdev)
> unsigned int config;
> int ret;
>
> - st = kzalloc(sizeof(*st), GFP_KERNEL);
> + st = devm_kzalloc(&pdev->dev, sizeof(*st), GFP_KERNEL);
> if (st == NULL) {
> ret = -ENOMEM;
> goto out;
> @@ -192,12 +192,12 @@ static int iio_bfin_tmr_trigger_probe(struct platform_device *pdev)
> if (!st->irq) {
> dev_err(&pdev->dev, "No IRQs specified");
> ret = -ENODEV;
> - goto out1;
> + goto out;
> }
>
> ret = iio_bfin_tmr_get_number(st->irq);
> if (ret < 0)
> - goto out1;
> + goto out;
>
> st->timer_num = ret;
> st->t = &iio_bfin_timer_code[st->timer_num];
> @@ -205,7 +205,7 @@ static int iio_bfin_tmr_trigger_probe(struct platform_device *pdev)
> st->trig = iio_trigger_alloc("bfintmr%d", st->timer_num);
> if (!st->trig) {
> ret = -ENOMEM;
> - goto out1;
> + goto out;
> }
>
> st->trig->ops = &iio_bfin_tmr_trigger_ops;
> @@ -213,14 +213,14 @@ static int iio_bfin_tmr_trigger_probe(struct platform_device *pdev)
> iio_trigger_set_drvdata(st->trig, st);
> ret = iio_trigger_register(st->trig);
> if (ret)
> - goto out2;
> + goto out1;
>
> ret = request_irq(st->irq, iio_bfin_tmr_trigger_isr,
> 0, st->trig->name, st);
> if (ret) {
> dev_err(&pdev->dev,
> "request IRQ-%d failed", st->irq);
> - goto out4;
> + goto out2;
> }
>
> config = PWM_OUT | PERIOD_CNT | IRQ_ENA;
> @@ -260,12 +260,10 @@ static int iio_bfin_tmr_trigger_probe(struct platform_device *pdev)
> return 0;
> out_free_irq:
> free_irq(st->irq, st);
> -out4:
> - iio_trigger_unregister(st->trig);
> out2:
> - iio_trigger_put(st->trig);
> + iio_trigger_unregister(st->trig);
> out1:
> - kfree(st);
> + iio_trigger_put(st->trig);
> out:
> return ret;
> }
> @@ -280,7 +278,6 @@ static int iio_bfin_tmr_trigger_remove(struct platform_device *pdev)
> free_irq(st->irq, st);
> iio_trigger_unregister(st->trig);
> iio_trigger_put(st->trig);
> - kfree(st);
>
> return 0;
> }
--
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