From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 537C2C7618B for ; Wed, 24 Jul 2019 14:18:05 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2541122ADB for ; Wed, 24 Jul 2019 14:18:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="nMpkw9/x"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="d+XNfrK6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2541122ADB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=xoWTQC5116rrj0LIeWFK+n0e546OR9Sn1wok6q76fTU=; b=nMpkw9/xmD+/bhyNkvuG82NhtF +kAxI2sM5tcOSavHmAJ3BtaN04li8+mhcZ5D5ASrd+clhhRtjWs+wUkl3rKuv/3tQ8arOn8D57ze6 s/RtNco6qMjhiGKTar84UFtAh+Z3UnywrmDZFvYQDS6J1a665gdWP0SQ+Uezj1mgD8iELhPi9fktT O31poxSi+tdvoidKvQYvCdL42jlpL/BO1/yjzIgTNm9cQy43gVqOUHS1Jw1pC26kCogfydoSSQWM2 aLJQnxz5UWGtr8hQlfpZFuPyWncfQukyWSCIztVefBS1sHHaAWG9NAEc/KEYdqcjv60sP+Sx+bDJR p0rHclJA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hqI5e-0006og-HZ; Wed, 24 Jul 2019 14:17:58 +0000 Received: from mail-io1-xd42.google.com ([2607:f8b0:4864:20::d42]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hqI5c-0006oJ-1Z; Wed, 24 Jul 2019 14:17:57 +0000 Received: by mail-io1-xd42.google.com with SMTP id h6so3365645iom.7; Wed, 24 Jul 2019 07:17:55 -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:in-reply-to:references; bh=pl9nO+hunkGocGh4P+3+7RACb7n3AOCHKdRk3PRyj78=; b=d+XNfrK6cC2Wn6gvabfhUWgJIeVpcGO/Uu6+pC4RCQJKyw8+NBSwGR+cTC1MJoLo9U 4Bvz3/JgJ93WJZHfxWtpb2r4Os/qZFoXxSYw3p6B+r0VnCJ5SjW7ijFZh9F9rIxVWChe 1YId1MFsU/1UthPqnat5tRtc6PS+q3PhlR2GoZC8hu/oMgMA8+5rwLD9B9YLZHqe1zrk KEZfQasCdQdlIbaNNOXHSkTc3gPNsVq5Kc1MDosgLPKRBrKNBcHAEUwZIHHh/7gkQNg1 Ap20T3173w8lr1Au0OGiB7k0bVRE+A91zvqCi0Pm3+tsgrshgEtOcxHtklEsIWDwxsaV BSuQ== 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:in-reply-to :references; bh=pl9nO+hunkGocGh4P+3+7RACb7n3AOCHKdRk3PRyj78=; b=EoK46mry/kQtBLWA8YweL9d7UttemctMJUZsN+Mvy8hUJY/1Omg7hoBgqzCQJmNqsA CJUMEAjYfQOuN8Yi4TU7zPn2Oja7cepBFwxGjFrRmjDhRB1CltX6x0TBfFXlS28O2wM2 Q+LVqp6O5Gxq4UstebGaZA0bMlneEjmCAmOf/skDG7QAF1G3DUA1SY85zRwxWz/bgO2a VarBeLzHUjPmYIpETm/J8zBpqhC0BN5acmhoO5VhmUPSvyu8cyXbseI1Y3slQT65podM /5cTjM9lrHPovAAerwgNHTQ320y67kr0hxPiKvT/RNzn0SP3YG9LALKAXguLLTPgNCC+ YIHA== X-Gm-Message-State: APjAAAVHhoJ6soSa7766KLyqVlLhoizHY5pcR4ogqzXi9pjiVXDlgD+2 kqShvttCXYBWvBaMqw+lh5E= X-Google-Smtp-Source: APXvYqz9OF+x2WTGlu/HH4W5NyZIEwxfrCRlfhLTUcbrr1zQuVHHj1E9ruPCRHw4aSTh73+cpex+cg== X-Received: by 2002:a02:6016:: with SMTP id i22mr60556184jac.56.1563977874678; Wed, 24 Jul 2019 07:17:54 -0700 (PDT) Received: from cs-dulles.cs.umn.edu (cs-dulles.cs.umn.edu. [128.101.35.54]) by smtp.googlemail.com with ESMTPSA id p25sm37377171iol.48.2019.07.24.07.17.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 24 Jul 2019 07:17:53 -0700 (PDT) From: Navid Emamdoost To: kvalo@codeaurora.org Subject: [PATCH] mt7601u: null check the allocation Date: Wed, 24 Jul 2019 09:17:36 -0500 Message-Id: <20190724141736.29994-1-navid.emamdoost@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <87d0i00z4t.fsf@kamboji.qca.qualcomm.com> References: <87d0i00z4t.fsf@kamboji.qca.qualcomm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190724_071756_083693_107F716E X-CRM114-Status: UNSURE ( 9.33 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: secalert@redhat.com, Jakub Kicinski , linux-wireless@vger.kernel.org, kjlu@umn.edu, linux-kernel@vger.kernel.org, emamd001@umn.edu, linux-mediatek@lists.infradead.org, smccaman@umn.edu, Matthias Brugger , netdev@vger.kernel.org, "David S. Miller" , linux-arm-kernel@lists.infradead.org, Navid Emamdoost MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org devm_kzalloc may fail and return NULL. So the null check is needed. Signed-off-by: Navid Emamdoost --- drivers/net/wireless/mediatek/mt7601u/init.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt7601u/init.c b/drivers/net/wireless/mediatek/mt7601u/init.c index 9bfac9f1d47f..cada48800928 100644 --- a/drivers/net/wireless/mediatek/mt7601u/init.c +++ b/drivers/net/wireless/mediatek/mt7601u/init.c @@ -557,6 +557,9 @@ mt76_init_sband_2g(struct mt7601u_dev *dev) { dev->sband_2g = devm_kzalloc(dev->dev, sizeof(*dev->sband_2g), GFP_KERNEL); + if (!dev->sband_2g) + return -ENOMEM; + dev->hw->wiphy->bands[NL80211_BAND_2GHZ] = dev->sband_2g; WARN_ON(dev->ee->reg.start - 1 + dev->ee->reg.num > -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel