From nobody Fri Oct 17 10:11:59 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 E9587C433FE for ; Wed, 19 Oct 2022 10:37:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231448AbiJSKg7 (ORCPT ); Wed, 19 Oct 2022 06:36:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33024 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231163AbiJSKge (ORCPT ); Wed, 19 Oct 2022 06:36:34 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E123BAE876; Wed, 19 Oct 2022 03:15:21 -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 5B4E2B823B3; Wed, 19 Oct 2022 08:52:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CDA1BC433D6; Wed, 19 Oct 2022 08:52:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666169538; bh=ts0uQ0ZHszs3Hfyb7b4wNuPKsVvQ1XetjCglba3KlkA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uKYl3loowQwA1nGQvvLASzZIhaBa/HfA5+fYyrDopOf1o6RxAb+lXixzzztlKA3VE ZRzMFvwYovkDxaCaPUz4t7lCM1NaBSCkv5UGU8yxucsyivHDbEkZXFaYQh6frIGrIl ELPdvpt0d1sRH7YPgI+K2ZIgPnmojYA8a3tayQyk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Zhang Qilong , Mark Brown , Sasha Levin Subject: [PATCH 6.0 315/862] spi: dw: Fix PM disable depth imbalance in dw_spi_bt1_probe Date: Wed, 19 Oct 2022 10:26:42 +0200 Message-Id: <20221019083303.943891998@linuxfoundation.org> X-Mailer: git-send-email 2.38.0 In-Reply-To: <20221019083249.951566199@linuxfoundation.org> References: <20221019083249.951566199@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: Zhang Qilong [ Upstream commit 618d815fc93477b1675878f3c04ff32657cc18b4 ] The pm_runtime_enable will increase power disable depth. Thus a pairing decrement is needed on the error handling path to keep it balanced according to context. Fixes:abf00907538e2 ("spi: dw: Add Baikal-T1 SPI Controller glue driver") Signed-off-by: Zhang Qilong Link: https://lore.kernel.org/r/20220924121310.78331-3-zhangqilong3@huawei.= com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- drivers/spi/spi-dw-bt1.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c index c06553416123..3fb89dee595e 100644 --- a/drivers/spi/spi-dw-bt1.c +++ b/drivers/spi/spi-dw-bt1.c @@ -293,8 +293,10 @@ static int dw_spi_bt1_probe(struct platform_device *pd= ev) pm_runtime_enable(&pdev->dev); =20 ret =3D dw_spi_add_host(&pdev->dev, dws); - if (ret) + if (ret) { + pm_runtime_disable(&pdev->dev); goto err_disable_clk; + } =20 platform_set_drvdata(pdev, dwsbt1); =20 --=20 2.35.1