From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 45F8D32D0F3; Tue, 16 Dec 2025 12:24:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765887843; cv=none; b=bl4bMfnzze3YrbTuJysVEiQQQOpHhVT2yS1ip/rTGEcvoQe++Wz+v60S8rwXBtXfYKGU8BPMx/VVl7BWGcXR5pCjS92tQOyASbVCzCgW3Gh12uv3tJzZUIOpMjcADhHFFL8qHdverspMkEmhkKhc7+fflCIQuFvVOXm8ye7rd8Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765887843; c=relaxed/simple; bh=QF8MGJ4mOvJdAW1ir/PfTdpUTP2DekdrBMdqy65iVrM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=UDpvj8eGIX3jv3PbHJvjMiyzkeJ9H9ACkT+uBHD9Q494bJTkKPqK7B3IJT5JxRc16jCWG+eBKgHjQMN6d6x0v6SvFtjXsX7FRiXXRSIY68xaERYh3FLKCFhTZXk/ZMFsDZ7Sp1SFF8grsbMZJ71qIinJ8BvulYI799COzzXm/U8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=VVy4Y6sk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="VVy4Y6sk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ABA28C4CEF1; Tue, 16 Dec 2025 12:24:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1765887843; bh=QF8MGJ4mOvJdAW1ir/PfTdpUTP2DekdrBMdqy65iVrM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VVy4Y6skduK1VIWs2U0bglK+rZ0yhvTOGjO1xpQSzDnncZtpWj+cU+YqluiyosJJe Ti6WGw74s+Fa6x9dgbMfNtmOHLF/2ekM0X16coE+lnwawVn0HxANgnrtUJfuLVnlMo VsluTVcuZkNmooF8omqkDjVs1fbulgK5kN11VIuQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Xiaolei Wang , Frank Li , Neil Armstrong , Vinod Koul , Sasha Levin Subject: [PATCH 6.18 347/614] phy: freescale: Initialize priv->lock Date: Tue, 16 Dec 2025 12:11:54 +0100 Message-ID: <20251216111413.935364583@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251216111401.280873349@linuxfoundation.org> References: <20251216111401.280873349@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Xiaolei Wang [ Upstream commit 95e5905698983df94069e185f9eb3c67c7cf75d5 ] Initialize priv->lock to fix the following warning. WARNING: CPU: 0 PID: 12 at kernel/locking/mutex.c:577 __mutex_lock+0x70c/0x8b8 Modules linked in: Hardware name: Freescale i.MX8QM MEK (DT) Call trace: __mutex_lock+0x70c/0x8b8 (P) mutex_lock_nested+0x24/0x30 imx_hsio_power_on+0x4c/0x764 phy_power_on+0x7c/0x12c imx_pcie_host_init+0x1d0/0x4d4 dw_pcie_host_init+0x188/0x4b0 imx_pcie_probe+0x324/0x6f4 platform_probe+0x5c/0x98 really_probe+0xbc/0x29c __driver_probe_device+0x78/0x12c driver_probe_device+0xd8/0x160 __device_attach_driver+0xb8/0x138 bus_for_each_drv+0x84/0xe4 __device_attach_async_helper+0xb8/0xdc async_run_entry_fn+0x34/0xe0 process_one_work+0x220/0x694 worker_thread+0x1c0/0x36c kthread+0x14c/0x224 Fixes: 82c56b6dd24f ("phy: freescale: imx8qm-hsio: Add i.MX8QM HSIO PHY driver support") Signed-off-by: Xiaolei Wang Reviewed-by: Frank Li Reviewed-by: Neil Armstrong Link: https://patch.msgid.link/20250925013806.569658-1-xiaolei.wang@windriver.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/phy/freescale/phy-fsl-imx8qm-hsio.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/phy/freescale/phy-fsl-imx8qm-hsio.c b/drivers/phy/freescale/phy-fsl-imx8qm-hsio.c index 5dca93cd325c8..977d21d753a59 100644 --- a/drivers/phy/freescale/phy-fsl-imx8qm-hsio.c +++ b/drivers/phy/freescale/phy-fsl-imx8qm-hsio.c @@ -533,7 +533,7 @@ static struct phy *imx_hsio_xlate(struct device *dev, static int imx_hsio_probe(struct platform_device *pdev) { - int i; + int i, ret; void __iomem *off; struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; @@ -545,6 +545,9 @@ static int imx_hsio_probe(struct platform_device *pdev) return -ENOMEM; priv->dev = &pdev->dev; priv->drvdata = of_device_get_match_data(dev); + ret = devm_mutex_init(dev, &priv->lock); + if (ret) + return ret; /* Get HSIO configuration mode */ if (of_property_read_string(np, "fsl,hsio-cfg", &priv->hsio_cfg)) -- 2.51.0