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 DDB98302CDC for ; Wed, 17 Sep 2025 13:29:54 +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=1758115794; cv=none; b=ZStyELGiBdX41OPE9yUAnrL23F4drkbIfxR1YO8QeR6+dm/k+XWw+I7K+Q9r/IfTexwcXZdnuZJGGKNm8VUh29o/oWor40p4ESBDeFWjCvhQC5w9em3iEFfrfuFrVWiMq5hMQRIYT/Z9R59G4ZhksnKyFKISqIyH64ni6frHEXk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758115794; c=relaxed/simple; bh=MnafXCa2n/Nc6VzlL27pSeM+4ajM1enasNx+seZ8uGg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LR4EUFewLXgu2DjA6veBBYH0ra9AKzuLXhPYLa6AOGaSGQ6XyItoSCVZiB3v5jcDjf0zrXvRP9839uMcD1SfDYVOpntZVLk4z8Ld8ZafO99jPzSW4TdSMjEmV+4KhxYeqiFmseyY4sbBTXcuJXZYGfyOh+cVPl6bRqJJ1p8oaZc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oHKD9/r7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oHKD9/r7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3A794C4CEFC; Wed, 17 Sep 2025 13:29:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758115794; bh=MnafXCa2n/Nc6VzlL27pSeM+4ajM1enasNx+seZ8uGg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oHKD9/r76jV+qxgu16L5LIvTyP+f2AEn+i/+vx8Vr5rKmYQIA63MB3yEwKGhSnqxZ I1tWRSMQidpJUNi2RQQVfS2wIurEzbIFtgw6PS/klOZFZ6ZueVbF72kGPKU2g5LTpw K6fqW523gbw53aQIzPDS1ztRujj8KMEcoqv1SLm0V18shbnqTaygSChXFaMihLmqc4 jLvrQL/umWDL1Kr7Pq4nlTh78eyTkMLWhOdk4I4pzsw+h+XfwqOFLImAGOjtWmND5H t76ZrL6h+6wgFsq2VCMDlxnnNicyIwKFGRAKRr1slCNe1cDyAv2Xp2vmWZtopx6a4U /twVFYYoeLw4w== From: Sasha Levin To: stable@vger.kernel.org Cc: Johan Hovold , Roger Quadros , Vinod Koul , Sasha Levin Subject: [PATCH 6.1.y 3/3] phy: ti: omap-usb2: fix device leak at unbind Date: Wed, 17 Sep 2025 09:29:51 -0400 Message-ID: <20250917132951.550844-3-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250917132951.550844-1-sashal@kernel.org> References: <2025091751-geometry-screen-8bd7@gregkh> <20250917132951.550844-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Johan Hovold [ Upstream commit 64961557efa1b98f375c0579779e7eeda1a02c42 ] Make sure to drop the reference to the control device taken by of_find_device_by_node() during probe when the driver is unbound. Fixes: 478b6c7436c2 ("usb: phy: omap-usb2: Don't use omap_get_control_dev()") Cc: stable@vger.kernel.org # 3.13 Cc: Roger Quadros Signed-off-by: Johan Hovold Link: https://lore.kernel.org/r/20250724131206.2211-3-johan@kernel.org Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/phy/ti/phy-omap-usb2.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/phy/ti/phy-omap-usb2.c b/drivers/phy/ti/phy-omap-usb2.c index ec4a54d4f0d7a..913a6673f459f 100644 --- a/drivers/phy/ti/phy-omap-usb2.c +++ b/drivers/phy/ti/phy-omap-usb2.c @@ -363,6 +363,13 @@ static void omap_usb2_init_errata(struct omap_usb *phy) phy->flags |= OMAP_USB2_DISABLE_CHRG_DET; } +static void omap_usb2_put_device(void *_dev) +{ + struct device *dev = _dev; + + put_device(dev); +} + static int omap_usb2_probe(struct platform_device *pdev) { struct omap_usb *phy; @@ -373,6 +380,7 @@ static int omap_usb2_probe(struct platform_device *pdev) struct device_node *control_node; struct platform_device *control_pdev; const struct usb_phy_data *phy_data; + int ret; phy_data = device_get_match_data(&pdev->dev); if (!phy_data) @@ -423,6 +431,11 @@ static int omap_usb2_probe(struct platform_device *pdev) return -EINVAL; } phy->control_dev = &control_pdev->dev; + + ret = devm_add_action_or_reset(&pdev->dev, omap_usb2_put_device, + phy->control_dev); + if (ret) + return ret; } else { if (of_property_read_u32_index(node, "syscon-phy-power", 1, -- 2.51.0