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 A5B88303A39 for ; Wed, 17 Sep 2025 13:32:56 +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=1758115976; cv=none; b=A4Ftt6qLRZc0+DOH61KbYNjV8pYpXv9RZvUvPO7zeDs/5/UnCa7JKDIuZJHfE2P/xi1sa6GTml1vsirFmOa9sl/t3o8wlXCr3g7+2ZHWy//khA2dMvmWRSvCGJJCTRgtE6a4X2QNGyb+UB+CQ3OjE5U5i6O5b4u/+JZnR9NyG00= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758115976; c=relaxed/simple; bh=8leQjEPLXkRxssTfI+mFFCIn7AiHJsZSfyqddCF6/XE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fYDqeLM3zQ6MJedRbKg8veYyU8mb3TuSIQBJzx+Nf4x4VFCDYa5txk5Me2+Vw9wfD08aHmV+c9B6LPzn8PFvH/7G+V9MHBmj16SaTk2KM0Ri3FMuzzUC4bFHyb+KUjc1r5TBy/vSnozhkpRCujXcXwZ0Yy48wgoQ/9ALC7SyGn4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=m8521qd4; 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="m8521qd4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 94951C4AF11; Wed, 17 Sep 2025 13:32:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758115976; bh=8leQjEPLXkRxssTfI+mFFCIn7AiHJsZSfyqddCF6/XE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m8521qd4XaWY6pt8RX/8OJJ8G85APtMmD1Ew7WzmjZ2c5w63z434hepbhHK5ej5X5 BdWZWD1BPVn54s2Ty7gbBazEM5J/mrUEirK3qNxQm9eguG2NDc5ALZ1LRPJPHyDw8Q WrOepdMgGunJBJ7StqasJs+JHwKknrR1JUVjUAn8g9Ral7WMEePi01sxl8PlHe0T2o 9veSbwfCZX+lD6Q7J12c3VwrfvjVgIblh9fEel+VXOiqiknuzCeO0ndeXGOzt/+pdm Q8HAorXw8o3evIqEGsjK+y+oI0IXzSH11DEVNtqgdAaOwiLks0YLCXh0vaXZUDc4D2 gGTkp/hxHMiDQ== From: Sasha Levin To: stable@vger.kernel.org Cc: Johan Hovold , Roger Quadros , Vinod Koul , Sasha Levin Subject: [PATCH 5.15.y 3/3] phy: ti: omap-usb2: fix device leak at unbind Date: Wed, 17 Sep 2025 09:32:52 -0400 Message-ID: <20250917133252.552245-3-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250917133252.552245-1-sashal@kernel.org> References: <2025091751-nuzzle-jolt-dcac@gregkh> <20250917133252.552245-1-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 dd55f4db72707..5a80d77c72b9d 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