From patchwork Tue Jul 7 20:32:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Healy X-Patchwork-Id: 1324719 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=pxliOLHM; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4B1YzF0yTbz9sSJ for ; Wed, 8 Jul 2020 06:32:57 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728280AbgGGUcy (ORCPT ); Tue, 7 Jul 2020 16:32:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727090AbgGGUcx (ORCPT ); Tue, 7 Jul 2020 16:32:53 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 83447C061755; Tue, 7 Jul 2020 13:32:53 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id o13so17573622pgf.0; Tue, 07 Jul 2020 13:32:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=TeySuj/oEugtEWY5uoav+/25T8POCDlTKNSa4jKela8=; b=pxliOLHMXIiBnA2FQyAbtVyhFVnsj1Bf3x1PFVZKEprdhGLI+HIZdVk/+WrM0Cai2X bYwuK9j0WZRkS2D6Rg4BKO/PlB63kGVUEye3XZEATIBNC6oqr9ngP7PFgUkMvQdPF/ZP TxTOJwBA0Lf4AJISH+hSMMgHDaASuPMrX64F/uqtNfvYFLfv3CnZjAuZWdt6KnekxaBc NOg4kz/AsvjWW+F7rCJ4D82lQ+OYBeIKVpDjVbKhzha5feYMdKFlRrBz4MSSuBVDNnjL OKWGWMCNTtrx0mvDDoMZS6bkzqR9jMzEJ5wY3bqtv+6si/lSN5NI1TEGfrnkp2yFO/5J XbyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=TeySuj/oEugtEWY5uoav+/25T8POCDlTKNSa4jKela8=; b=VoffrIzQXjpIbzogyFbM32rrdN5l50TrJ7aD3BcAgbcuGhM0Kx2MUI5H5cmcuVWkk0 /pYMJvaI6r0H/PP04XWIYsdf6591QC/tBN97f35ByidFxGal8zImCCFbOJJSUC/rzfwc 0edGpuC3kS+Ba+gg9mCnFEa0K2xt0StW7N76Y2rV34oFZVuzvhniW5rrYcT9fFyAkb2M IWxDmJ/HI72E26J5oDNALY/DX78kHDivYnj7en+0gOPZeVlbglefHodNzBDPXbA7smlO /01x+P7xE94BANMG+QR4nSjDCHM32RVWczfiBykgELL6aTRA93Hh+7oTCNnAx+EZLg+G /f+g== X-Gm-Message-State: AOAM532pH8osYTn01AlHMwMRs1Wm2IBKWh6aATMhse32m6Ijv+871cbh Yqk66l9UZShPb9HL4OYKL8B++ioVIMazRA== X-Google-Smtp-Source: ABdhPJw9rUgzv6O9DChT28DVk/YCaBxEbzwNyWBZUp7hsBKSWHiT+184EN+mGfkeKP8R4RtdafFd2g== X-Received: by 2002:a62:7845:: with SMTP id t66mr6665864pfc.5.1594153973002; Tue, 07 Jul 2020 13:32:53 -0700 (PDT) Received: from localhost.localdomain.com ([2605:e000:160b:911f:a2ce:c8ff:fe03:6cb0]) by smtp.gmail.com with ESMTPSA id g22sm1726321pgb.82.2020.07.07.13.32.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jul 2020 13:32:52 -0700 (PDT) From: Chris Healy To: linux@armlinux.org.uk, andrew@lunn.ch, f.fainelli@gmail.com, hkallweit1@gmail.com, davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Chris Healy Subject: [PATCH net-next] net: sfp: add error checking with sfp_irq_name Date: Tue, 7 Jul 2020 13:32:05 -0700 Message-Id: <20200707203205.28592-1-cphealy@gmail.com> X-Mailer: git-send-email 2.21.3 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add error checking with sfp_irq_name before use. Signed-off-by: Chris Healy --- drivers/net/phy/sfp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 7bdfcde98266..eef458ab0e5b 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -2354,6 +2354,9 @@ static int sfp_probe(struct platform_device *pdev) "%s-%s", dev_name(sfp->dev), gpio_of_names[i]); + if (!sfp_irq_name) + return -ENOMEM; + err = devm_request_threaded_irq(sfp->dev, sfp->gpio_irq[i], NULL, sfp_irq, IRQF_ONESHOT |