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=-13.2 required=3.0 tests=BAYES_00,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=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 D54D1C433E2 for ; Mon, 7 Sep 2020 16:54:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 82F94207DE for ; Mon, 7 Sep 2020 16:54:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599497645; bh=XbwKwVJGhjg2g05fL+HKZshm0QMK9+MQv21YwmNwFIw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=pkGiAciBIbsbjESI7XIch2NVHbQGyWnGPHPd217CsBoevmKQx9kQzo41qt+EwMdRS 5tiVASeiu6NKZOlAaet9gsPCUorIP8SSSIZZZkOGu1Rr4T4K+aJak53uWPgM/cRTwz pym0FV0xcTRdBFpq5jl9WoalYk5mTWjpOsQ+k8Z4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731094AbgIGQyA (ORCPT ); Mon, 7 Sep 2020 12:54:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:48466 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730756AbgIGQed (ORCPT ); Mon, 7 Sep 2020 12:34:33 -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 77CD821D81; Mon, 7 Sep 2020 16:34:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599496473; bh=XbwKwVJGhjg2g05fL+HKZshm0QMK9+MQv21YwmNwFIw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nfI8xHgdftKD5UtviSI+MzC65Qzg28i1x8MSlMoOuRDtPtDOFw9BfW873oFC7qkI9 8r5nbkahtBefzSjS+ED21dv909J7cpmRdUsprVyDe4idPOLuryPT6ujqGu1TtPysjE F+MH9EXBhiurRhPlMhXJMFBT/TekqbcKbDeYGXiU= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dinghao Liu , "David S . Miller" , Sasha Levin , netdev@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 05/26] NFC: st95hf: Fix memleak in st95hf_in_send_cmd Date: Mon, 7 Sep 2020 12:34:05 -0400 Message-Id: <20200907163426.1281284-5-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200907163426.1281284-1-sashal@kernel.org> References: <20200907163426.1281284-1-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: Dinghao Liu [ Upstream commit f97c04c316d8fea16dca449fdfbe101fbdfee6a2 ] When down_killable() fails, skb_resp should be freed just like when st95hf_spi_send() fails. Signed-off-by: Dinghao Liu Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/nfc/st95hf/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nfc/st95hf/core.c b/drivers/nfc/st95hf/core.c index 01acb6e533655..c4b6e29c07192 100644 --- a/drivers/nfc/st95hf/core.c +++ b/drivers/nfc/st95hf/core.c @@ -981,7 +981,7 @@ static int st95hf_in_send_cmd(struct nfc_digital_dev *ddev, rc = down_killable(&stcontext->exchange_lock); if (rc) { WARN(1, "Semaphore is not found up in st95hf_in_send_cmd\n"); - return rc; + goto free_skb_resp; } rc = st95hf_spi_send(&stcontext->spicontext, skb->data, -- 2.25.1