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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 EBEDEC433FF for ; Wed, 14 Aug 2019 02:22:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BABA12084F for ; Wed, 14 Aug 2019 02:22:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565749320; bh=A959iDBz6axkDGYmFedeS7BeuaZ4FIDNHH7HQ1vGz1s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qeXEtbRADWATUw40vbAxufXXSGsFfpWsDLweAQoNespvT2ZSZsLg+iXWHlo6sY6dl 2ZutNaPA0U8oQO38VhDDdQHOlISUfkrLIwt/kX4aFUPnMx1Mlz4b4h0DIK9vjHbjyf oQWf2k5jjU6MsCrHRD5w4uLqcy0pb+dhJMI5xd8s= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729230AbfHNCS6 (ORCPT ); Tue, 13 Aug 2019 22:18:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:49812 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729560AbfHNCSw (ORCPT ); Tue, 13 Aug 2019 22:18:52 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CAA8F2085A; Wed, 14 Aug 2019 02:18:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565749132; bh=A959iDBz6axkDGYmFedeS7BeuaZ4FIDNHH7HQ1vGz1s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QlsIgM3fCuAr5WFmUGkn+SsSK8cuq9O+tymRJfWnZRffTvvlHyMpB2rXKcI4zPx58 KmwxGvGfNJFEhn/lIMZ98dH8+hvPFDk721MYaSue4uzNqzBaQmhyI4t4fd/cWJ4EI1 CXNQBhSrzkWNKv0e0azP4W2Z0pmXA87lo5fsbayU= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Navid Emamdoost , "David S . Miller" , Sasha Levin , netdev@vger.kernel.org Subject: [PATCH AUTOSEL 4.14 11/44] st_nci_hci_connectivity_event_received: null check the allocation Date: Tue, 13 Aug 2019 22:18:00 -0400 Message-Id: <20190814021834.16662-11-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190814021834.16662-1-sashal@kernel.org> References: <20190814021834.16662-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Navid Emamdoost [ Upstream commit 3008e06fdf0973770370f97d5f1fba3701d8281d ] devm_kzalloc may fail and return NULL. So the null check is needed. Signed-off-by: Navid Emamdoost Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/nfc/st-nci/se.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/nfc/st-nci/se.c b/drivers/nfc/st-nci/se.c index 56f2112e0cd84..85df2e0093109 100644 --- a/drivers/nfc/st-nci/se.c +++ b/drivers/nfc/st-nci/se.c @@ -344,6 +344,8 @@ static int st_nci_hci_connectivity_event_received(struct nci_dev *ndev, transaction = (struct nfc_evt_transaction *)devm_kzalloc(dev, skb->len - 2, GFP_KERNEL); + if (!transaction) + return -ENOMEM; transaction->aid_len = skb->data[1]; memcpy(transaction->aid, &skb->data[2], transaction->aid_len); -- 2.20.1