add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/arch/alpha/kernel/rtc.c
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@@ -80,7 +80,12 @@
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 static int
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 alpha_rtc_read_time(struct device *dev, struct rtc_time *tm)
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 {
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-	mc146818_get_time(tm);
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+	int ret = mc146818_get_time(tm);
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+
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+	if (ret < 0) {
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+		dev_err_ratelimited(dev, "unable to read current time\n");
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+		return ret;
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+	}
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 	/* Adjust for non-default epochs.  It's easier to depend on the
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 	   generic __get_rtc_time and adjust the epoch here than create
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@@ -198,26 +203,24 @@
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 static int __init
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 alpha_rtc_init(void)
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 {
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-	const struct rtc_class_ops *ops;
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 	struct platform_device *pdev;
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 	struct rtc_device *rtc;
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-	const char *name;
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 	init_rtc_epoch();
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-	name = "rtc-alpha";
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-	ops = &alpha_rtc_ops;
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-#ifdef HAVE_REMOTE_RTC
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-	if (alpha_mv.rtc_boot_cpu_only)
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-		ops = &remote_rtc_ops;
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-#endif
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-
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-	pdev = platform_device_register_simple(name, -1, NULL, 0);
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-	rtc = devm_rtc_device_register(&pdev->dev, name, ops, THIS_MODULE);
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+	pdev = platform_device_register_simple("rtc-alpha", -1, NULL, 0);
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+	rtc = devm_rtc_allocate_device(&pdev->dev);
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 	if (IS_ERR(rtc))
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 		return PTR_ERR(rtc);
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 	platform_set_drvdata(pdev, rtc);
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-	return 0;
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+	rtc->ops = &alpha_rtc_ops;
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+
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+#ifdef HAVE_REMOTE_RTC
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+	if (alpha_mv.rtc_boot_cpu_only)
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+		rtc->ops = &remote_rtc_ops;
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+#endif
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+
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+	return rtc_register_device(rtc);
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 }
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 device_initcall(alpha_rtc_init);