nvmem: lpc18xx_eeprom: use devm_nvmem_register()

Use the managed version of nvmem_register().
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/nvmem/lpc18xx_eeprom.c

@@ -236,7 +236,7 @@ static int lpc18xx_eeprom_probe(struct platform_device *pdev)
 	lpc18xx_nvmem_config.dev = dev;
 	lpc18xx_nvmem_config.priv = eeprom;
 
-	eeprom->nvmem = nvmem_register(&lpc18xx_nvmem_config);
+	eeprom->nvmem = devm_nvmem_register(dev, &lpc18xx_nvmem_config);
 	if (IS_ERR(eeprom->nvmem)) {
 		ret = PTR_ERR(eeprom->nvmem);
 		goto err_clk;
@@ -257,10 +257,6 @@ static int lpc18xx_eeprom_remove(struct platform_device *pdev)
 	struct lpc18xx_eeprom_dev *eeprom = platform_get_drvdata(pdev);
 	int ret;
 
-	ret = nvmem_unregister(eeprom->nvmem);
-	if (ret < 0)
-		return ret;
-
 	clk_disable_unprepare(eeprom->clk);
 
 	return 0;