From nobody Sat Nov 30 07:41:48 2024 Received: from mail-pl1-f170.google.com (mail-pl1-f170.google.com [209.85.214.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0F2E51A38EE; Tue, 10 Sep 2024 22:09:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.170 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726006158; cv=none; b=JCVN9Ko18BjAtyE7IWmIDMQxqeLyLMSoUIDnUmS04rqArQ5d9Y3CED5vtok/crjJIeumknGjp6NxR1yRXLYjGUPa2Lu1bbmOw2LWokoCd9vVGCiSBeDfmIuLVPPKLE5pf1NTmcESA9/ZNBtMy1/8EEM9lp5ruL7GRaQZL45JnD0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726006158; c=relaxed/simple; bh=UC492TViKow3sU0MNcqyylalwJUa6SkDtCaqKQQko50=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=jnjkskIt3MnaMrIhkMC2j155gaCnDtai14B4vnSRYPEebPplx99qUlrLW1lbAyNIvG5P9n3vqeocoSscb8XQ5APuOaNpjUywk8A9rHBS7pzH2f6Z03uSOMW9W7E9kUhDWtpb6VldUBkboHWX9hK/pBvn6CQRMzwpYHNmCM83T1M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Wjdt+G3R; arc=none smtp.client-ip=209.85.214.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Wjdt+G3R" Received: by mail-pl1-f170.google.com with SMTP id d9443c01a7336-206aee40676so50457935ad.0; Tue, 10 Sep 2024 15:09:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726006156; x=1726610956; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=4773Rvu09r0h6PHXGaI6AMnY7/hdXotFStOCXJRY+po=; b=Wjdt+G3RPd22S+ps1oCdw8JrxrsnXvIYGwZ7sEfIQyMPyzt+gMBBJrEfI+2QkKF1Qt BXL8SOg1RRWbqI0EpdC3+IJorXrMkIjJNMmrIC8dKpxu5LrcBsMCSprWdcs09fMwkGHj LFqNxzTGgd5WQuymoM39BeVYU5bxY67x9Uh5QpYMVKmoJu2hQQrJAs2gAXXDB9r3nene UULqm96b6Z7Ei+LDV4uzUxf7QAQswk5faqlfXUiQS2cnnk+ra6FoWRmNflUHLoNEqSV/ BIUDQZMSHG6cg/+vwdSdj2RUl9MhPpm2NNOs/c5HGhBsYt5HMsG1tXA1PHm7Uo5y+fdo QawA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726006156; x=1726610956; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=4773Rvu09r0h6PHXGaI6AMnY7/hdXotFStOCXJRY+po=; b=X0FzaAipSI2J2UUm/DEhxzruW/Zse4MnPtWi4Qe/tSABjn3miWp4mljksrgFVQsFOM q+HQp4sekfl1v+S67KDANAYqwdvygqeV2XatCAIomt+Pwf66UtEpp9GqtJktetj//X6m GWROwkwhmt3ZMvHZRS94FLblNEkEjw2E9OmFK3X1IITkmeQwA2K1vdpm8NbTSYLZZsp9 ByljRMW+/VEm9IlpOrKElpzOqUlfVT0YtCJR3dqqYazoghuhb5/+/hL5n7virQS3a1Jg sNOAlG17UbrcyHdCVO3dvCbgRHMaHiuSV/PCkjijmBSUJDHAUiffk6A1kYWSgZgb5pTF Q6vg== X-Forwarded-Encrypted: i=1; AJvYcCUwNskuY85FOwa9O98zNG8xiZOVu97iV5P/qvhfdXN8bL7hs45qj7R6Mm8WRdDGP08jmwfms6C+pqUtbi4=@vger.kernel.org X-Gm-Message-State: AOJu0YxLizD3wQsVkLHA4Psx1VoElITIxM41MkB9S0q7fT1zBk0Vk9Jp Lyt0cPZ8tvfbjO7mR60MfT+toGo6XjMgc/TEY0/DogTQonWE9HlOjybh9w7P X-Google-Smtp-Source: AGHT+IGsAMFMKE8Go/IHg15W8t4bWEhonD919grXqat/P6VH98GgrcZV2ysBDWdzrPJpOUTev+amFQ== X-Received: by 2002:a17:902:c408:b0:205:951b:563f with SMTP id d9443c01a7336-2074c6fe6b6mr24778705ad.49.1726006155844; Tue, 10 Sep 2024 15:09:15 -0700 (PDT) Received: from ryzen.lan ([2601:644:8200:dab8::a86]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20710f38218sm52946525ad.292.2024.09.10.15.09.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Sep 2024 15:09:15 -0700 (PDT) From: Rosen Penev To: netdev@vger.kernel.org Cc: andrew@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, jacob.e.keller@intel.com, horms@kernel.org, sd@queasysnail.net, chunkeey@gmail.com Subject: [PATCHv2 net-next] net: gianfar: fix NVMEM mac address Date: Tue, 10 Sep 2024 15:09:13 -0700 Message-ID: <20240910220913.14101-1-rosenp@gmail.com> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" If nvmem loads after the ethernet driver, mac address assignments will not take effect. of_get_ethdev_address returns EPROBE_DEFER in such a case so we need to handle that to avoid eth_hw_addr_random. Signed-off-by: Rosen Penev v2: use goto instead of return Reviewed-by: Simon Horman --- drivers/net/ethernet/freescale/gianfar.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/etherne= t/freescale/gianfar.c index 2baef59f741d..ecb1703ea150 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -754,6 +754,8 @@ static int gfar_of_init(struct platform_device *ofdev, = struct net_device **pdev) priv->device_flags |=3D FSL_GIANFAR_DEV_HAS_BUF_STASHING; =20 err =3D of_get_ethdev_address(np, dev); + if (err =3D=3D -EPROBE_DEFER) + goto err_grp_init; if (err) { eth_hw_addr_random(dev); dev_info(&ofdev->dev, "Using random MAC address: %pM\n", dev->dev_addr); --=20 2.46.0