Input: elants_i2c - simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20230625162817.100397-13-krzysztof.kozlowski@linaro.orgSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/touchscreen/elants_i2c.c

@@ -1438,24 +1438,14 @@ static int elants_i2c_probe(struct i2c_client *client)
 	i2c_set_clientdata(client, ts);
 
 	ts->vcc33 = devm_regulator_get(&client->dev, "vcc33");
-	if (IS_ERR(ts->vcc33)) {
-		error = PTR_ERR(ts->vcc33);
-		if (error != -EPROBE_DEFER)
-			dev_err(&client->dev,
-				"Failed to get 'vcc33' regulator: %d\n",
-				error);
-		return error;
-	}
+	if (IS_ERR(ts->vcc33))
+		return dev_err_probe(&client->dev, PTR_ERR(ts->vcc33),
+				     "Failed to get 'vcc33' regulator\n");
 
 	ts->vccio = devm_regulator_get(&client->dev, "vccio");
-	if (IS_ERR(ts->vccio)) {
-		error = PTR_ERR(ts->vccio);
-		if (error != -EPROBE_DEFER)
-			dev_err(&client->dev,
-				"Failed to get 'vccio' regulator: %d\n",
-				error);
-		return error;
-	}
+	if (IS_ERR(ts->vccio))
+		return dev_err_probe(&client->dev, PTR_ERR(ts->vccio),
+				     "Failed to get 'vccio' regulator\n");
 
 	ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ts->reset_gpio)) {