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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4497C25B07 for ; Mon, 8 Aug 2022 01:57:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243421AbiHHB5D (ORCPT ); Sun, 7 Aug 2022 21:57:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243801AbiHHB4E (ORCPT ); Sun, 7 Aug 2022 21:56:04 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 84ABEF5A7; Sun, 7 Aug 2022 18:39:35 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 22A4E60EB5; Mon, 8 Aug 2022 01:39:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BAAF4C433D6; Mon, 8 Aug 2022 01:39:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1659922774; bh=a6/dzNLnl3+ueGSUXifc4gcmQx39zUiZ4KE3nKIegv8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jKXZjYYw5HagTIead86jMRRb6Qg/oJGjSsku+IkHDKPbsbUso0+xtIQ2w76CA6B2/ oQa3YiSerwThSE3DbCpyvKecovFUvm7mIXhX6DBpBKZ47HehPZsHyqrXW+q7iT2tlN CXCTe+B6TG/t1hQvtoDT5xtm5vXqr67X1ceUT/ipx1wEBMeOvaiCxuWGNb/MMEdFTr 4EghG4yHY/Z5d5x8CdEXAXkxWpZHqAs7j9NIgp5YShSI74OQrspA7dbirDlfr0fTG1 T+rmFSDE1zOyPVuio/N4O2tQeGRkgF1o6YD//+HilK4/6XqfXma2xcL10/hX4slCIA /unyEMcoUpE5A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: huhai , "Rafael J . Wysocki" , Sasha Levin , rafael@kernel.org, linux-acpi@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 12/16] ACPI: LPSS: Fix missing check in register_device_clock() Date: Sun, 7 Aug 2022 21:39:09 -0400 Message-Id: <20220808013914.316709-12-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220808013914.316709-1-sashal@kernel.org> References: <20220808013914.316709-1-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-acpi@vger.kernel.org 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 *adev, if (!lpss_clk_dev) lpt_register_clock_device(); + if (IS_ERR(lpss_clk_dev)) + return PTR_ERR(lpss_clk_dev); + clk_data = platform_get_drvdata(lpss_clk_dev); if (!clk_data) return -ENODEV; -- 2.35.1