linux-kernel - Re: [PATCH 1/2] usb: host: ehci-exynos: Decrese node refcount on exynos_ehci_get

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Message-ID: <8a9d9fe4-5f24-e162-0adc-866c8eefd387@osg.samsung.com>
Date:   Mon, 9 Jan 2017 12:39:22 -0300
From:   Javier Martinez Canillas <javier@....samsung.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kukjin Kim <kgene@...nel.org>, linux-usb@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] usb: host: ehci-exynos: Decrese node refcount on
 exynos_ehci_get_phy() error paths

Hello Krzysztof,

On 01/07/2017 05:41 AM, Krzysztof Kozlowski wrote:
> Returning from for_each_available_child_of_node() loop requires cleaning
> up node refcount.  Error paths lacked it so for example in case of
> deferred probe, the refcount of phy node was left increased.
> 
> Fixes: 6d40500ac9b6 ("usb: ehci/ohci-exynos: Fix of_node_put() for child when getting PHYs")
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---

Reviewed-by: Javier Martinez Canillas <javier@....samsung.com>

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America