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Wed, 12 Feb 2025 05:52:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739339577; bh=7ABNck4OSdeOsAGaKMgFtu9kfL0XbHjNUpueljNrBmU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Zx3D+BuLnJMdMW33p7kLC9PykFcyt0BhStNllTw2J0jO/6f//eB3WxZGNTN5q+7R8 0o2UxTRcMfbawSjnT+PNhIFCUCbqiz+DCX/NcIIs/txS2hI3nlEG1+n+73XAyl2Qlt yqkybpddM7K9ink5eomzh35ThmguCqHnJ0xZZRcIkxwowccaLVhYFE0WwerrUP9fti YLl+3w6x/AiuBWyz3ZfDxdMWdqMawHojpOqgaMiP4cSZ/vy4CxxeXrddFXa8EciCU1 W5sDKNhiVualLJGqQJDgiuDSmNUib2dPmDrIFyYar527jTjYAm8qjBzzD8tPAcL/ro J09i7CUDr7L0w== Message-ID: Date: Wed, 12 Feb 2025 06:52:46 +0100 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/9] net: bcmasp: Add missing of_node_get() before of_find_node_by_name() To: Zhang Zekun , robh@kernel.org, saravanak@google.com, justin.chen@broadcom.com, florian.fainelli@broadcom.com, andrew+netdev@lunn.ch, kuba@kernel.org, o.rempel@pengutronix.de, kory.maincent@bootlin.com, jacopo+renesas@jmondi.org, kieran.bingham+renesas@ideasonboard.com, laurent.pinchart+renesas@ideasonboard.com, maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, olteanv@gmail.com, davem@davemloft.net, taras.chornyi@plvision.eu, edumazet@google.com, pabeni@redhat.com, sudeep.holla@arm.com, cristian.marussi@arm.com Cc: arm-scmi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-media@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, chenjun102@huawei.com References: <20250207013117.104205-1-zhangzekun11@huawei.com> <20250207013117.104205-3-zhangzekun11@huawei.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 07/02/2025 02:31, Zhang Zekun wrote: > of_find_node_by_name() will decrease the refcount of the device_node. > So, get the device_node before passing to it. > > Fixes: 490cb412007d ("net: bcmasp: Add support for ASP2.0 Ethernet controller") > Signed-off-by: Zhang Zekun > --- > drivers/net/ethernet/broadcom/asp2/bcmasp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.c b/drivers/net/ethernet/broadcom/asp2/bcmasp.c > index a68fab1b05f0..093c8ea72af9 100644 > --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.c > +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.c > @@ -1367,7 +1367,7 @@ static int bcmasp_probe(struct platform_device *pdev) > bcmasp_core_init(priv); > bcmasp_core_init_filters(priv); > > - ports_node = of_find_node_by_name(dev->of_node, "ethernet-ports"); > + ports_node = of_find_node_by_name_balanced(dev->of_node, "ethernet-ports"); Why this cannot be of_get_child_by_name()? Best regards, Krzysztof