linux-kernel - [PATCH] [1/5] Only do century BCD conversion when we know the RTC is BCD

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Message-Id: <20080209416.271135970@suse.de>
Date:	Sat,  9 Feb 2008 16:16:57 +0100 (CET)
From:	Andi Kleen <ak@...e.de>
To:	tglx@...utronix.de, mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: [PATCH] [1/5] Only do century BCD conversion when we know the RTC is BCD


Minor logic fix. The century change was previously always BCD,
even when the CMOS data would report itself not being BCD.

Signed-off-by: Andi Kleen <ak@...e.de>

---
 arch/x86/kernel/rtc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux/arch/x86/kernel/rtc.c
===================================================================
--- linux.orig/arch/x86/kernel/rtc.c
+++ linux/arch/x86/kernel/rtc.c
@@ -130,10 +130,10 @@ unsigned long mach_get_cmos_time(void)
 		BCD_TO_BIN(day);
 		BCD_TO_BIN(mon);
 		BCD_TO_BIN(year);
+		BCD_TO_BIN(century);
 	}
 
 	if (century) {
-		BCD_TO_BIN(century);
 		year += century * 100;
 		printk(KERN_INFO "Extended CMOS year: %d\n", century * 100);
 	} else {
--
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