From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8D8B0C5CFC1 for ; Fri, 14 Aug 2026 14:06:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EBD9510F5E0; Fri, 14 Aug 2026 14:06:34 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=bootlin.com header.i=@bootlin.com header.b="mhxK0Bz/"; dkim-atps=neutral Received: from smtpout-02.galae.net (smtpout-02.galae.net [185.246.84.56]) by gabe.freedesktop.org (Postfix) with ESMTPS id 750AB10F5E0 for ; Fri, 14 Aug 2026 14:06:33 +0000 (UTC) Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id EC3591A163E; Fri, 14 Aug 2026 14:06:31 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id C0CA06046D; Fri, 14 Aug 2026 14:06:31 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id A92D711C4EDA1; Fri, 14 Aug 2026 16:06:23 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1786716386; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=4CNxE/FuxQGyWTMn05IYNxmHPIwqZ0RRLrWbypLR/yw=; b=mhxK0Bz/dgnNNbPSHw00s/A+V/Pc8/zxujm5ptozjlKdk144PY4JHJBpz1C+9MqRXs7ON1 FMwWdTeY7mmr/dfjxOwtuyDmQTuoFJ617LYjISJZ5BceTGFzYjFc0z1RPPqUADBaO8+Lue FPKb6fz/O0uYEkf7QKZtN/jamYSdx6X6P6AJh/VWzS+qNBZ8rgkFYvN0WvfY3IJlfuvYP8 4c3cW9sK2+SipAgv8MPvtnZzJIgR3K4y+vnx92MwuDJAcQiAQT/qQEVZEr308C8RSSKjAC G4F0+Uk0NTBDxsrOTuiKQoD4514LjG5vJq4HdjRxsjN25+pKtA+s358DMlg00Q== From: Luca Ceresoli Date: Fri, 14 Aug 2026 16:05:49 +0200 Subject: [PATCH 01/11] drm: of: drm_of_find_panel_or_bridge: simplify freeing the remote node pointer MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260814-drm-bridge-every-panel-v1-1-19cd5277cc8d@bootlin.com> References: <20260814-drm-bridge-every-panel-v1-0-19cd5277cc8d@bootlin.com> In-Reply-To: <20260814-drm-bridge-every-panel-v1-0-19cd5277cc8d@bootlin.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Jessica Zhang , Linus Walleij , Inki Dae , Jagan Teki , Marek Szyprowski Cc: Dmitry Baryshkov , Hui Pu , Ian Ray , Thomas Petazzoni , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Luca Ceresoli X-Mailer: b4 0.16.0 X-Last-TLS-Session-Version: TLSv1.3 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" In prepataion to further modify the logic of this function, simplify putting the struct device_node pointer by using a cleanup action. Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/drm_of.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index e495117735e1..b42a321f3052 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -288,7 +288,6 @@ int drm_of_find_panel_or_bridge(const struct device_node *np, struct drm_bridge **bridge) { int ret = -EPROBE_DEFER; - struct device_node *remote; if (WARN_ON(!panel)) return -EINVAL; @@ -304,7 +303,8 @@ int drm_of_find_panel_or_bridge(const struct device_node *np, if (!of_graph_is_present(np)) return -ENODEV; - remote = of_graph_get_remote_node(np, port, endpoint); + struct device_node *remote __free(device_node) = + of_graph_get_remote_node(np, port, endpoint); if (!remote) return -ENODEV; @@ -326,7 +326,6 @@ int drm_of_find_panel_or_bridge(const struct device_node *np, } - of_node_put(remote); return ret; } EXPORT_SYMBOL_GPL(drm_of_find_panel_or_bridge); -- 2.55.0