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=-19.7 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,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 D142CC433B4 for ; Wed, 5 May 2021 16:32:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 990E86143C for ; Wed, 5 May 2021 16:32:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234357AbhEEQdx (ORCPT ); Wed, 5 May 2021 12:33:53 -0400 Received: from mail.kernel.org ([198.145.29.99]:52900 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234258AbhEEQcs (ORCPT ); Wed, 5 May 2021 12:32:48 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 677E9613FC; Wed, 5 May 2021 16:31:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620232312; bh=wioNhMzppS8WG30UBK94WGWL04I2LjgQaWPOFepXexs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GuBZdFODxbW00PutKra5iLQw19cT0u8x+MrfQbltccBtntAohxkzuTq/xbrr6L8te DnrnIV+n0mJd8P/bobmtjRKvEjnzYcZtc8tCtQ4WsA5Z6xKaeAMWsv8lsRpNlB+Q2j SXItCuQRaC5hWTyQRw5XpQj/fwEZPCUuAHV/shKH0B/uF8GekkzPDNELFVNZe1vL2f WNK35Dwl5mfzyQEEkD2rUccGqxZpkbBZUGrHw98R/I7LYYcV0owRU/xib529KYtm7b Xhlhloq5sj8VMweaWeKOe4IB0de25NeWaynxeQ3zjc+xu/q/guQN65lmcMkTzpOell +UBeQmaav3VcA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tong Zhang , Takashi Iwai , Sasha Levin , alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 5.12 020/116] ALSA: hdspm: don't disable if not enabled Date: Wed, 5 May 2021 12:29:48 -0400 Message-Id: <20210505163125.3460440-20-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210505163125.3460440-1-sashal@kernel.org> References: <20210505163125.3460440-1-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: Tong Zhang [ Upstream commit 790f5719b85e12e10c41753b864e74249585ed08 ] hdspm wants to disable a not enabled pci device, which makes kernel throw a warning. Make sure the device is enabled before calling disable. [ 1.786391] snd_hdspm 0000:00:03.0: disabling already-disabled device [ 1.786400] WARNING: CPU: 0 PID: 182 at drivers/pci/pci.c:2146 pci_disable_device+0x91/0xb0 [ 1.795181] Call Trace: [ 1.795320] snd_hdspm_card_free+0x58/0xa0 [snd_hdspm] [ 1.795595] release_card_device+0x4b/0x80 [snd] [ 1.795860] device_release+0x3b/0xa0 [ 1.796072] kobject_put+0x94/0x1b0 [ 1.796260] put_device+0x13/0x20 [ 1.796438] snd_card_free+0x61/0x90 [snd] [ 1.796659] snd_hdspm_probe+0x97b/0x1440 [snd_hdspm] Suggested-by: Takashi Iwai Signed-off-by: Tong Zhang Link: https://lore.kernel.org/r/20210321153840.378226-3-ztong0001@gmail.com Signed-off-by: Takashi Iwai Signed-off-by: Sasha Levin --- sound/pci/rme9652/hdspm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index 8d900c132f0f..97a0bff96b28 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -6883,7 +6883,8 @@ static int snd_hdspm_free(struct hdspm * hdspm) if (hdspm->port) pci_release_regions(hdspm->pci); - pci_disable_device(hdspm->pci); + if (pci_is_enabled(hdspm->pci)) + pci_disable_device(hdspm->pci); return 0; } -- 2.30.2