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=-20.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 423FAC11F7E for ; Sun, 4 Jul 2021 23:23:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2F18B613F3 for ; Sun, 4 Jul 2021 23:23:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234199AbhGDXYe (ORCPT ); Sun, 4 Jul 2021 19:24:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:56970 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234339AbhGDXPE (ORCPT ); Sun, 4 Jul 2021 19:15:04 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2D77F6195A; Sun, 4 Jul 2021 23:12:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1625440336; bh=zrYboXMK70Pl5qXC/p9zvCsNi9myE2zUuzYTu+8hHLQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qqOm3KFd6VkjECuMEeiFti9+A6UqrIpyrLKe7RTuw9X68Eno5rinvPVnFXjZRB+3C rqo8J/gnwJ5GtLGbSTY/mhXvCT5nK3jRHE1nTTUN83n3kFKJPNA4UDKpK0aRgNAFTp CernY6WwFRgLaYGCxmJ0FjVFx+bCDVRsgh5OqOMvkzHzU83gd9K9q8oMwKSJ9M8Rwo 8HCBA24PuMOHFXyywZC3z+zRYGURhtoqMeSVc6DjzzDxwHcW8/FH+h3lobeHiGsDkc wkBXys3u0AISmIopjmk6T4G7yyXVhVVSDxWL0gHW6oRFkQDPZLc0FGyc9Df2J8OsxQ A7/GfRjmtWB+w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Mauro Carvalho Chehab , Sasha Levin , linux-media@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 16/20] media: siano: fix device register error path Date: Sun, 4 Jul 2021 19:11:51 -0400 Message-Id: <20210704231155.1491795-16-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210704231155.1491795-1-sashal@kernel.org> References: <20210704231155.1491795-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mauro Carvalho Chehab [ Upstream commit 5368b1ee2939961a16e74972b69088433fc52195 ] As reported by smatch: drivers/media/common/siano/smsdvb-main.c:1231 smsdvb_hotplug() warn: '&client->entry' not removed from list If an error occur at the end of the registration logic, it won't drop the device from the list. Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/common/siano/smsdvb-main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c index 9d5eb8b6aede..3a5b5f94398a 100644 --- a/drivers/media/common/siano/smsdvb-main.c +++ b/drivers/media/common/siano/smsdvb-main.c @@ -1187,6 +1187,10 @@ static int smsdvb_hotplug(struct smscore_device_t *coredev, return 0; media_graph_error: + mutex_lock(&g_smsdvb_clientslock); + list_del(&client->entry); + mutex_unlock(&g_smsdvb_clientslock); + smsdvb_debugfs_release(client); client_error: -- 2.30.2