From: Javier Carrasco <javier.carrasco.cruz@gmail.com>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
Javier Carrasco <javier.carrasco.cruz@gmail.com>
Subject: [PATCH 6/6] input: adc-joystick: use device_for_each_child_node_scoped()
Date: Fri, 12 Apr 2024 22:57:35 +0200 [thread overview]
Message-ID: <20240412-input_device_for_each_child_node_scoped-v1-6-dbad1bc7ea84@gmail.com> (raw)
In-Reply-To: <20240412-input_device_for_each_child_node_scoped-v1-0-dbad1bc7ea84@gmail.com>
Switch to the _scoped() version introduced in commit 365130fd47af
("device property: Introduce device_for_each_child_node_scoped()")
to remove the need for manual calling of fwnode_handle_put() in the
paths where the code exits the loop early.
In this case the err_fwnode_put label was no longer necessary and the
error code is returned directly.
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
---
drivers/input/joystick/adc-joystick.c | 16 +++++-----------
1 file changed, 5 insertions(+), 11 deletions(-)
diff --git a/drivers/input/joystick/adc-joystick.c b/drivers/input/joystick/adc-joystick.c
index c0deff5d4282..c7c2edf908e6 100644
--- a/drivers/input/joystick/adc-joystick.c
+++ b/drivers/input/joystick/adc-joystick.c
@@ -122,7 +122,6 @@ static void adc_joystick_cleanup(void *data)
static int adc_joystick_set_axes(struct device *dev, struct adc_joystick *joy)
{
struct adc_joystick_axis *axes;
- struct fwnode_handle *child;
int num_axes, error, i;
num_axes = device_get_child_node_count(dev);
@@ -141,31 +140,30 @@ static int adc_joystick_set_axes(struct device *dev, struct adc_joystick *joy)
if (!axes)
return -ENOMEM;
- device_for_each_child_node(dev, child) {
+ device_for_each_child_node_scoped(dev, child) {
error = fwnode_property_read_u32(child, "reg", &i);
if (error) {
dev_err(dev, "reg invalid or missing\n");
- goto err_fwnode_put;
+ return error;
}
if (i >= num_axes) {
- error = -EINVAL;
dev_err(dev, "No matching axis for reg %d\n", i);
- goto err_fwnode_put;
+ return -EINVAL;
}
error = fwnode_property_read_u32(child, "linux,code",
&axes[i].code);
if (error) {
dev_err(dev, "linux,code invalid or missing\n");
- goto err_fwnode_put;
+ return error;
}
error = fwnode_property_read_u32_array(child, "abs-range",
axes[i].range, 2);
if (error) {
dev_err(dev, "abs-range invalid or missing\n");
- goto err_fwnode_put;
+ return error;
}
fwnode_property_read_u32(child, "abs-fuzz", &axes[i].fuzz);
@@ -180,10 +178,6 @@ static int adc_joystick_set_axes(struct device *dev, struct adc_joystick *joy)
joy->axes = axes;
return 0;
-
-err_fwnode_put:
- fwnode_handle_put(child);
- return error;
}
static int adc_joystick_probe(struct platform_device *pdev)
--
2.40.1
next prev parent reply other threads:[~2024-04-12 20:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-12 20:57 [PATCH 0/6] input: use device_for_each_child_node_scoped() Javier Carrasco
2024-04-12 20:57 ` [PATCH 1/6] input: iqs269a: " Javier Carrasco
2024-04-12 20:57 ` [PATCH 2/6] input: qt1050: " Javier Carrasco
2024-07-16 1:03 ` Dmitry Torokhov
2024-07-16 4:17 ` Javier Carrasco
2024-07-16 4:23 ` Dmitry Torokhov
2024-04-12 20:57 ` [PATCH 3/6] input: gpio_keys: " Javier Carrasco
2024-04-12 20:57 ` [PATCH 4/6] input: gpio_keys_polled: " Javier Carrasco
2024-04-12 20:57 ` [PATCH 5/6] input: adc-keys: " Javier Carrasco
2024-04-12 20:57 ` Javier Carrasco [this message]
2024-07-16 1:05 ` [PATCH 0/6] input: " Dmitry Torokhov
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