From: Luca Ceresoli <luca.ceresoli@bootlin.com>
To: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>,
Simona Vetter <simona@ffwll.ch>,
Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Jessica Zhang <jesszhan0024@gmail.com>,
Linus Walleij <linusw@kernel.org>,
Inki Dae <inki.dae@samsung.com>,
Jagan Teki <jagan@amarulasolutions.com>,
Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
Hui Pu <Hui.Pu@gehealthcare.com>,
Ian Ray <ian.ray@gehealthcare.com>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Luca Ceresoli <luca.ceresoli@bootlin.com>
Subject: [PATCH 01/11] drm: of: drm_of_find_panel_or_bridge: simplify freeing the remote node pointer
Date: Fri, 14 Aug 2026 16:05:49 +0200 [thread overview]
Message-ID: <20260814-drm-bridge-every-panel-v1-1-19cd5277cc8d@bootlin.com> (raw)
In-Reply-To: <20260814-drm-bridge-every-panel-v1-0-19cd5277cc8d@bootlin.com>
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 <luca.ceresoli@bootlin.com>
---
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
next prev parent reply other threads:[~2026-08-14 14:06 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-14 14:05 [PATCH 00/11] drm/panel: add a panel_bridge to every panel Luca Ceresoli
2026-08-14 14:05 ` Luca Ceresoli [this message]
2026-08-17 8:21 ` [PATCH 01/11] drm: of: drm_of_find_panel_or_bridge: simplify freeing the remote node pointer Maxime Ripard
2026-08-14 14:05 ` [PATCH 02/11] drm: of: drm_of_find_panel_or_bridge: simplify error return paths Luca Ceresoli
2026-08-17 8:23 ` Maxime Ripard
2026-08-14 14:05 ` [PATCH 03/11] drm: of: drm_of_find_panel_or_bridge: prioritize the bridge, not the panel Luca Ceresoli
2026-08-17 8:26 ` Maxime Ripard
2026-08-17 12:23 ` Luca Ceresoli
2026-08-24 8:16 ` Maxime Ripard
2026-08-24 14:15 ` Luca Ceresoli
2026-08-14 14:05 ` [PATCH 04/11] drm/panel: merge the drm_kms_helper module into the drm module Luca Ceresoli
2026-08-17 8:31 ` Maxime Ripard
2026-08-17 12:27 ` Luca Ceresoli
2026-08-24 7:48 ` Maxime Ripard
2026-08-24 14:16 ` Luca Ceresoli
2026-08-27 14:17 ` Maxime Ripard
2026-09-01 12:40 ` Luca Ceresoli
2026-09-01 14:30 ` Luca Ceresoli
2026-09-02 12:36 ` Maxime Ripard
2026-09-02 13:44 ` Luca Ceresoli
2026-09-03 9:44 ` Maxime Ripard
2026-08-14 14:05 ` [PATCH 05/11] drm/bridge: panel: add a panel_bridge to every panel Luca Ceresoli
2026-08-17 8:42 ` Maxime Ripard
2026-08-17 12:30 ` Luca Ceresoli
2026-08-14 14:05 ` [PATCH 06/11] drm/bridge: tc358767: don't create a panel_bridge Luca Ceresoli
2026-08-14 14:05 ` [PATCH 07/11] drm/bridge: waveshare-dsi: " Luca Ceresoli
2026-08-14 14:05 ` [PATCH 08/11] drm/mcde: dsi: simplify device_node management using scoped for_each variant Luca Ceresoli
2026-08-17 8:43 ` Maxime Ripard
2026-08-17 12:25 ` Linus Walleij
2026-08-17 12:34 ` Luca Ceresoli
2026-09-14 8:18 ` Linus Walleij
2026-08-14 14:05 ` [PATCH 09/11] drm/mcde: dsi: don't create a panel_bridge Luca Ceresoli
2026-08-17 12:23 ` Linus Walleij
2026-08-14 14:05 ` [PATCH 10/11] drm/bridge: fsl-ldb: " Luca Ceresoli
2026-08-14 14:05 ` [PATCH 11/11] drm/bridge: samsung-dsim: " Luca Ceresoli
2026-08-14 14:13 ` [PATCH 00/11] drm/panel: add a panel_bridge to every panel Luca Ceresoli
2026-09-02 18:25 ` (subset) " Luca Ceresoli
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