add stmac read mac form eeprom

hc

2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/power/supply/lego_ev3_battery.c
..
..
@@ -166,27 +166,21 @@
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 	batt->iio_v = devm_iio_channel_get(dev, "voltage");
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 	err = PTR_ERR_OR_ZERO(batt->iio_v);
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-	if (err) {
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-		if (err != -EPROBE_DEFER)
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-			dev_err(dev, "Failed to get voltage iio channel\n");
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-		return err;
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-	}
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+	if (err)
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+		return dev_err_probe(dev, err,
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+				     "Failed to get voltage iio channel\n");
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 	batt->iio_i = devm_iio_channel_get(dev, "current");
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 	err = PTR_ERR_OR_ZERO(batt->iio_i);
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-	if (err) {
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-		if (err != -EPROBE_DEFER)
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-			dev_err(dev, "Failed to get current iio channel\n");
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-		return err;
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-	}
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+	if (err)
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+		return dev_err_probe(dev, err,
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+				     "Failed to get current iio channel\n");
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 	batt->rechargeable_gpio = devm_gpiod_get(dev, "rechargeable", GPIOD_IN);
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 	err = PTR_ERR_OR_ZERO(batt->rechargeable_gpio);
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-	if (err) {
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-		if (err != -EPROBE_DEFER)
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-			dev_err(dev, "Failed to get rechargeable gpio\n");
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-		return err;
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-	}
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+	if (err)
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+		return dev_err_probe(dev, err,
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+				     "Failed to get rechargeable gpio\n");
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 	/*
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 	 * The rechargeable battery indication switch cannot be changed without