linux-kernel - [PATCH v1 2/2] Input: wdt87xx_i2c

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Message-ID: <20250321183957.455518-3-andriy.shevchenko@linux.intel.com>
Date: Fri, 21 Mar 2025 20:39:18 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
Subject: [PATCH v1 2/2] Input: wdt87xx_i2c - switch to use dev_err_probe()

Switch to use dev_err_probe() to simplify the error path and
unify a message template.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/input/touchscreen/wdt87xx_i2c.c | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/input/touchscreen/wdt87xx_i2c.c b/drivers/input/touchscreen/wdt87xx_i2c.c
index 99636d6eb0f3..3e7fbc4d7549 100644
--- a/drivers/input/touchscreen/wdt87xx_i2c.c
+++ b/drivers/input/touchscreen/wdt87xx_i2c.c
@@ -1033,10 +1033,8 @@ static int wdt87xx_ts_create_input_device(struct wdt87xx_data *wdt)
 	int error;
 
 	input = devm_input_allocate_device(dev);
-	if (!input) {
-		dev_err(dev, "failed to allocate input device\n");
-		return -ENOMEM;
-	}
+	if (!input)
+		return dev_err_probe(dev, -ENOMEM, "failed to allocate input device\n");
 	wdt->input = input;
 
 	input->name = "WDT87xx Touchscreen";
@@ -1060,16 +1058,15 @@ static int wdt87xx_ts_create_input_device(struct wdt87xx_data *wdt)
 			    INPUT_MT_DIRECT | INPUT_MT_DROP_UNUSED);
 
 	error = input_register_device(input);
-	if (error) {
-		dev_err(dev, "failed to register input device: %d\n", error);
-		return error;
-	}
+	if (error)
+		return dev_err_probe(dev, error, "failed to register input device\n");
 
 	return 0;
 }
 
 static int wdt87xx_ts_probe(struct i2c_client *client)
 {
+	struct device *dev = &client->dev;
 	struct wdt87xx_data *wdt;
 	int error;
 
@@ -1103,10 +1100,8 @@ static int wdt87xx_ts_probe(struct i2c_client *client)
 					  NULL, wdt87xx_ts_interrupt,
 					  IRQF_ONESHOT,
 					  client->name, wdt);
-	if (error) {
-		dev_err(&client->dev, "request irq failed: %d\n", error);
-		return error;
-	}
+	if (error)
+		return dev_err_probe(dev, error, "request irq failed\n");
 
 	return 0;
 }
-- 
2.47.2