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From: Bryan Wu <cooloney@gmail.com>
To: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Richard Purdie <rpurdie@rpsys.net>,
Jingoo Han <jg1.han@samsung.com>,
Lee Jones <lee.jones@linaro.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
lkml <linux-kernel@vger.kernel.org>,
Linux LED Subsystem <linux-leds@vger.kernel.org>
Subject: Re: [PATCH 2/3] leds: leds-mc13783: Use of_get_child_by_name() instead of refcount hack
Date: Wed, 14 Jan 2015 10:42:59 -0800 [thread overview]
Message-ID: <CAK5ve-K2aKzSFB__bJ5Znd=-iYbHJX7JkBmiH9ndf9S4kNs+9g@mail.gmail.com> (raw)
In-Reply-To: <1421243519-6257-3-git-send-email-geert+renesas@glider.be>
On Wed, Jan 14, 2015 at 5:51 AM, Geert Uytterhoeven
<geert+renesas@glider.be> wrote:
> of_find_node_by_name() calls of_node_put() on its "from" parameter.
> To counter this, mc13xxx_led_probe_dt() calls of_node_get() first.
>
> Use of_get_child_by_name() instead to get rid of the refcount hack.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> Cc: linux-leds@vger.kernel.org
Looks good, applied to my tree.
Thanks,
-Bryan
> ---
> Compile-tested only
> ---
> drivers/leds/leds-mc13783.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/leds/leds-mc13783.c b/drivers/leds/leds-mc13783.c
> index 85c3714e1b5aabba..e2b847fe22a1c934 100644
> --- a/drivers/leds/leds-mc13783.c
> +++ b/drivers/leds/leds-mc13783.c
> @@ -134,9 +134,7 @@ static struct mc13xxx_leds_platform_data __init *mc13xxx_led_probe_dt(
> if (!pdata)
> return ERR_PTR(-ENOMEM);
>
> - of_node_get(dev->parent->of_node);
> -
> - parent = of_find_node_by_name(dev->parent->of_node, "leds");
> + parent = of_get_child_by_name(dev->parent->of_node, "leds");
> if (!parent)
> goto out_node_put;
>
> --
> 1.9.1
>
next prev parent reply other threads:[~2015-01-14 18:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-14 13:51 [PATCH 0/3] Use of_get_child_by_name() instead of of_find_node_by_name() Geert Uytterhoeven
2015-01-14 13:51 ` [PATCH 1/3] powerpc/pmac: Fix DT refcount imbalance in pmac_pic_probe_oldstyle Geert Uytterhoeven
2015-01-30 4:09 ` [1/3] " Michael Ellerman
2015-01-30 9:00 ` Geert Uytterhoeven
2015-02-03 1:12 ` Michael Ellerman
2015-01-14 13:51 ` [PATCH 2/3] leds: leds-mc13783: Use of_get_child_by_name() instead of refcount hack Geert Uytterhoeven
2015-01-14 18:42 ` Bryan Wu [this message]
2015-01-14 13:51 ` [PATCH 3/3] backlight: 88pm860x_bl: " Geert Uytterhoeven
2015-01-18 12:46 ` Lee Jones
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