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=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 9C469C433E2 for ; Mon, 7 Sep 2020 16:49:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 513F22080A for ; Mon, 7 Sep 2020 16:49:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599497381; bh=XbwKwVJGhjg2g05fL+HKZshm0QMK9+MQv21YwmNwFIw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=S8iQV9CEYpASEmSqiHtmv22wyEcD5NnGsbP4zuFvyQJLr1KGBix9nUVBeSEm/1k6y a3rYcweT+1UsZCqAOol7FLQiOt3VU4J9Hobuv+r/EqwaykGtFEOVYLe91K/2lxkaU7 d+bGZ/n6c6+DFWnmoFLf7wwyP1Vv55oy/u3e3QJk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731057AbgIGQtk (ORCPT ); Mon, 7 Sep 2020 12:49:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:48990 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730808AbgIGQfH (ORCPT ); Mon, 7 Sep 2020 12:35:07 -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 E7E4321D7D; Mon, 7 Sep 2020 16:35:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599496506; bh=XbwKwVJGhjg2g05fL+HKZshm0QMK9+MQv21YwmNwFIw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=S0hevRz1GO746IlAqS0HG5v0d5TGhh6CTSpyJcCIgz3pUoWmWibtcgNF5v5OrT3jX AxUK69ZgX4dChOkiCcrQMkVTST0zr4hBCTaUM2YZnTEWkMq/GwHG1yHEZvs4by35on 51wu2igVapMNEapH7cIfK57nIwVeqNZgzjQfJmXw= 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 4.14 04/17] NFC: st95hf: Fix memleak in st95hf_in_send_cmd Date: Mon, 7 Sep 2020 12:34:47 -0400 Message-Id: <20200907163500.1281543-4-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200907163500.1281543-1-sashal@kernel.org> References: <20200907163500.1281543-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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