Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Wed, 6 Mar 2019 10:58:04 +0800
From:   Shawn Guo <shawnguo@kernel.org>
To:     Wen Yang <wen.yang99@zte.com.cn>
Cc:     linux-kernel@vger.kernel.org, wang.yi59@zte.com.cn,
        Russell King <linux@armlinux.org.uk>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        Lucas Stach <l.stach@pengutronix.de>,
        linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 05/15] ARM: imx51: fix a leaked reference by adding
 missing of_node_put
Message-ID: <20190306025803.GG26041@dragon>
References: <1551785646-46173-1-git-send-email-wen.yang99@zte.com.cn>
 <1551785646-46173-5-git-send-email-wen.yang99@zte.com.cn>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <1551785646-46173-5-git-send-email-wen.yang99@zte.com.cn>
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Tue, Mar 05, 2019 at 07:33:56PM +0800, Wen Yang wrote:
> The call to of_get_next_child returns a node pointer with refcount
> incremented thus it must be explicitly decremented after the last
> usage.
> 
> Detected by coccinelle with the following warnings:
> ./arch/arm/mach-imx/mach-imx51.c:64:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 57, but without a corresponding object release within this function.
> 
> Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
> Cc: Russell King <linux@armlinux.org.uk>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <s.hauer@pengutronix.de>
> Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
> Cc: Fabio Estevam <festevam@gmail.com>
> Cc: NXP Linux Team <linux-imx@nxp.com>
> Cc: Lucas Stach <l.stach@pengutronix.de>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> ---
> v2->v1: add a missing space between "adding" and "missing"

I fixed it against v1 which I applied on my branch.

Shawn