Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Mon, 24 Aug 2020 18:04:42 -0700 (PDT)
Message-Id: <20200824.180442.1290741945932081611.davem@davemloft.net>
To:     sylphrenadin@gmail.com
Cc:     Julia.Lawall@lip6.fr, UNGLinuxDriver@microchip.com,
        vladimir.oltean@nxp.com, claudiu.manoil@nxp.com,
        alexandre.belloni@bootlin.com, andrew@lunn.ch,
        vivien.didelot@gmail.com, f.fainelli@gmail.com, kuba@kernel.org,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net: ocelot: Add of_node_put() before return statement
From:   David Miller <davem@davemloft.net>
In-Reply-To: <20200823135245.5857-1-sylphrenadin@gmail.com>
References: <20200823135245.5857-1-sylphrenadin@gmail.com>
Mime-Version: 1.0
Content-Type: Text/Plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Sumera Priyadarsini <sylphrenadin@gmail.com>
Date: Sun, 23 Aug 2020 19:22:45 +0530

> Every iteration of for_each_available_child_of_node() decrements
> the reference count of the previous node, however when control
> is transferred from the middle of the loop, as in the case of
> a return or break or goto, there is no decrement thus ultimately
> resulting in a memory leak.
> 
> Fix a potential memory leak in felix.c by inserting of_node_put()
> before the return statement.
> 
> Issue found with Coccinelle.
> 
> Signed-off-by: Sumera Priyadarsini <sylphrenadin@gmail.com>

Applied.