From nobody Wed Dec 17 09:13:11 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E51EC32792 for ; Tue, 23 Aug 2022 10:37:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355272AbiHWKff (ORCPT ); Tue, 23 Aug 2022 06:35:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42582 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354299AbiHWKVM (ORCPT ); Tue, 23 Aug 2022 06:21:12 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6502181B1B; Tue, 23 Aug 2022 02:02:25 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id B7BA6B81C48; Tue, 23 Aug 2022 09:02:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 11628C433C1; Tue, 23 Aug 2022 09:02:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661245342; bh=a6/dzNLnl3+ueGSUXifc4gcmQx39zUiZ4KE3nKIegv8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=V5uU9aoQ5ENuq9JIWbWNLGtQSvi3ILrlM6ocApB8P2F1RTg4i8CgG4XJJDBQlg8om 2H7wEdHkDujoEGGB+KrGydf2xDOFKhjPrfxHa1+KAcb5HXtbtYKF0cttff2nrOAeoU wNmtWqkkqNhxjP4OlqkOmG2f7xX+zGkFyXJKQmvk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, huhai , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 4.19 049/287] ACPI: LPSS: Fix missing check in register_device_clock() Date: Tue, 23 Aug 2022 10:23:38 +0200 Message-Id: <20220823080101.899588020@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220823080100.268827165@linuxfoundation.org> References: <20220823080100.268827165@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: huhai [ Upstream commit b4f1f61ed5928b1128e60e38d0dffa16966f06dc ] register_device_clock() misses a check for platform_device_register_simple(= ). Add a check to fix it. Signed-off-by: huhai Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/acpi_lpss.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index ded6c5c17fd7..144cda7da7ee 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -401,6 +401,9 @@ static int register_device_clock(struct acpi_device *ad= ev, if (!lpss_clk_dev) lpt_register_clock_device(); =20 + if (IS_ERR(lpss_clk_dev)) + return PTR_ERR(lpss_clk_dev); + clk_data =3D platform_get_drvdata(lpss_clk_dev); if (!clk_data) return -ENODEV; --=20 2.35.1