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Date: Mon, 15 Jan 2024 23:46:29 +0200
From: Vladimir Oltean <olteanv@gmail.com>
To: =?utf-8?B?QXLEsW7DpyDDnE5BTA==?= <arinc.unal@arinc9.com>
Cc: Daniel Golle <daniel@makrotopia.org>,
	Landen Chao <Landen.Chao@mediatek.com>,
	DENG Qingfang <dqfext@gmail.com>,
	Sean Wang <sean.wang@mediatek.com>, Andrew Lunn <andrew@lunn.ch>,
	Florian Fainelli <f.fainelli@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>,
	mithat.guner@xeront.com, erkin.bozoglu@xeront.com,
	Luiz Angelo Daros de Luca <luizluca@gmail.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org
Subject: Re: [RFC PATCH net-next 8/8] net: dsa: mt7530: do not clear
 config->supported_interfaces
Message-ID: <20240115214629.ncdzoaawmw4gi7rk@skbuf>
References: <20240113102529.80371-1-arinc.unal@arinc9.com>
 <20240113102529.80371-9-arinc.unal@arinc9.com>
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In-Reply-To: <20240113102529.80371-9-arinc.unal@arinc9.com>

On Sat, Jan 13, 2024 at 01:25:29PM +0300, Arınç ÜNAL wrote:
> There's no need to clear the config->supported_interfaces bitmap before
> reporting the supported interfaces as all bits in the bitmap will already
> be initialized to zero when the phylink_config structure is allocated.
> There's no code that would change the bitmap beforehand. Remove it.
> 
> Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
> Acked-by: Daniel Golle <daniel@makrotopia.org>
> ---

Yes, the "config" pointer points to &dp->phylink_config, and "dp" is
allocated by dsa_port_touch() with kzalloc(), so all its fields are
filled with zeroes.

Reviewed-by: Vladimir Oltean <olteanv@gmail.com>