[PATCH 4/9] media: max9286: Use of_find_node_by_name_balanced() to find device_node
From: Zhang Zekun <hidden>
Date: 2025-02-07 01:39:50
Also in:
arm-scmi, linux-devicetree, linux-media, netdev
Subsystem:
max9286 quad gmsl deserializer driver, media input infrastructure (v4l/dvb), the rest · Maintainers:
Jacopo Mondi, Kieran Bingham, Laurent Pinchart, Niklas Söderlund, Mauro Carvalho Chehab, Linus Torvalds
Instead of directly using of_node_get() before of_find_node_by_name() to balance the refcount of the device_node, using wraper function of_find_node_by_name_balanced() to make code logic a bit simplier. Signed-off-by: Zhang Zekun <redacted> --- drivers/media/i2c/max9286.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
index 9fc4e130a273..0299d08a7196 100644
--- a/drivers/media/i2c/max9286.c
+++ b/drivers/media/i2c/max9286.c@@ -1399,9 +1399,7 @@ static int max9286_parse_dt(struct max9286_priv *priv) u32 i2c_clk_freq = 105000; unsigned int i; - /* Balance the of_node_put() performed by of_find_node_by_name(). */ - of_node_get(dev->of_node); - i2c_mux = of_find_node_by_name(dev->of_node, "i2c-mux"); + i2c_mux = of_find_node_by_name_balanced(dev->of_node, "i2c-mux"); if (!i2c_mux) { dev_err(dev, "Failed to find i2c-mux node\n"); return -EINVAL;
--
2.22.0