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 9B40F3FE071; Sat, 28 Feb 2026 17:43:22 +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=1772300602; cv=none; b=buH15UOV4PyKA0XbqbZpAPgHk2p6VLuARLl37vZ73vKZB/8T+y8hw3c8n+s2Irmxh56Y6U6FyexDaYcMXFkuRAb7JJktsdijUrl9TTjKsi2NXGPK93mMpf08NWBZVIqMaTJaq+vII59CKrolTA4jUvzb7YUfT/MQl7V8TGdJ/pU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300602; c=relaxed/simple; bh=F4MJejqL9xPFVLoPwmRms9z9fysULGQptS0CePkzVu0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fYsjRJh2DPgQkHS3q5aGyf3FpHerwVIv6WmviBC3z7mFeEo1+7lgad/JxLrRPoqWpD0ruhn30jtZycjD9Sw+vMZTKptl/LBCr8Wyv1UK4JjOqiEgMNlUooprHdc+MgURdOYIBK8GUxWF8TcULjcQZR3Esh2Yx5a/ObEe9I9C+5o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NnVd0gcM; 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="NnVd0gcM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E54D0C19425; Sat, 28 Feb 2026 17:43:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300602; bh=F4MJejqL9xPFVLoPwmRms9z9fysULGQptS0CePkzVu0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NnVd0gcM19+3FWDLKzlexsFOMKqmfmdGu+BZuhHyPKeqinG1s1Kxu2vxXSuwIEHOB Txm+m3xPjuDT+snKfZ1xPSt+SiPfGPmktNJrS6vdVgGT/O87DTGS4+ccTao2CktxTY 5IYQtYt24ZB8o/fN9A4cUlAd3QEBTU1mcVu8x3vpdp9v2Rhnuf5cysnmt/9zlHGuVW TV1ZJlI3wPJLOQmQ/qmBsmLneCrrYhis2eOQhaZclEnF0f+VrXD4Zs3/u9MIeZA286 q2IzbckvQazHm9ZGSiTmDBzNMjqKOUEkalzCxRCkf3/bJ+s6OnTAklQNIGzu9VDgzW tLWD8r7DmDR1Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Luca Ceresoli , Maxime Ripard , Sasha Levin Subject: [PATCH 6.19 643/844] drm: of: drm_of_panel_bridge_remove(): fix device_node leak Date: Sat, 28 Feb 2026 12:29:16 -0500 Message-ID: <20260228173244.1509663-644-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Luca Ceresoli [ Upstream commit a4b4385d0523e39a7c058cb5a6c8269e513126ca ] drm_of_panel_bridge_remove() uses of_graph_get_remote_node() to get a device_node but does not put the node reference. Fixes: c70087e8f16f ("drm/drm_of: add drm_of_panel_bridge_remove function") Cc: stable@vger.kernel.org # v4.15 Acked-by: Maxime Ripard Link: https://patch.msgid.link/20260109-drm-bridge-alloc-getput-drm_of_find_bridge-2-v2-1-8bad3ef90b9f@bootlin.com Signed-off-by: Luca Ceresoli Signed-off-by: Sasha Levin --- include/drm/drm_of.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h index 7f0256dae3f13..f3e55ea2174c0 100644 --- a/include/drm/drm_of.h +++ b/include/drm/drm_of.h @@ -5,6 +5,7 @@ #include #include #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) +#include #include #endif @@ -173,6 +174,8 @@ static inline int drm_of_panel_bridge_remove(const struct device_node *np, bridge = of_drm_find_bridge(remote); drm_panel_bridge_remove(bridge); + of_node_put(remote); + return 0; #else return -EINVAL; -- 2.51.0