From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CD8AA208DF for ; Mon, 11 Dec 2023 14:41:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lunn.ch Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="eraxT1UA" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=Oq7uN0UA4e29OD1T/vJ5LTgmVczpGSvVwmcHIE/xouM=; b=eraxT1UAAa6Sj6qX+sOaBE8kHv fce9Pos6BoTdmvZDq+hOl4chP+zWCLsbnvjLCgt6qaMBnYfO3mHSY/2WcMU7Q9qZdHAyLKebQ8nVn 52Vc0fgtZKOmHXVqHDAxJA1qV94bRxsow/e/230BJgXz3O2lMmI6DnyZU6SjtWZvfKIQ=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1rCgsq-002coy-7j; Mon, 11 Dec 2023 15:03:44 +0100 Date: Mon, 11 Dec 2023 15:03:44 +0100 From: Andrew Lunn To: Yanteng Si Cc: tsbogend@alpha.franken.de, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, peppe.cavallaro@st.com, alexandre.torgue@foss.st.com, joabreu@synopsys.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, mcoquelin.stm32@gmail.com, devicetree@vger.kernel.org, linux-mips@vger.kernel.org, chenhuacai@loongson.cn, netdev@vger.kernel.org, loongarch@lists.linux.dev, chris.chenfeiyang@gmail.com Subject: Re: [PATCH v1 net 1/3] stmmac: dwmac-loongson: Make sure MDIO is initialized before use Message-ID: <0fb4ecea-9db9-4cea-b8f0-3f3b210b1ced@lunn.ch> References: Precedence: bulk X-Mailing-List: loongarch@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Mon, Dec 11, 2023 at 06:33:11PM +0800, Yanteng Si wrote: > Generic code will use mdio. If it is not initialized before use, > the kernel will Oops. > > Fixes: 30bba69d7db4 ("stmmac: pci: Add dwmac support for Loongson") > Signed-off-by: Yanteng Si > Signed-off-by: Feiyang Chen Reviewed-by: Andrew Lunn Andrew