diff -ur linux-2.4.20-wolk4.9s/drivers/char/efirtc.c linux-2.4.20-wolk4.9s.plasmaroo/drivers/char/efirtc.c
--- linux-2.4.20-wolk4.9s/drivers/char/efirtc.c	2004-01-05 23:33:45.000000000 +0000
+++ linux-2.4.20-wolk4.9s.plasmaroo/drivers/char/efirtc.c	2004-01-05 23:47:53.000000000 +0000
@@ -118,6 +118,7 @@
 static void
 convert_from_efi_time(efi_time_t *eft, struct rtc_time *wtime)
 {
+	memset(wtime, 0, sizeof(struct rtc_time));
 	wtime->tm_sec  = eft->second;
 	wtime->tm_min  = eft->minute;
 	wtime->tm_hour = eft->hour;
diff -ur linux-2.4.20-wolk4.9s/drivers/char/rtc.c linux-2.4.20-wolk4.9s.plasmaroo/drivers/char/rtc.c
--- linux-2.4.20-wolk4.9s/drivers/char/rtc.c	2004-01-05 23:33:45.000000000 +0000
+++ linux-2.4.20-wolk4.9s.plasmaroo/drivers/char/rtc.c	2004-01-05 23:52:43.000000000 +0000
@@ -370,6 +370,7 @@
 		 * tm_min, and tm_sec values are filled in.
 		 */
 
+		memset(&wtime, 0, sizeof(struct rtc_time));
 		get_rtc_alm_time(&wtime);
 		break; 
 	}
@@ -417,6 +418,7 @@
 	}
 	case RTC_RD_TIME:	/* Read the time/date from RTC	*/
 	{
+		memset(&wtime, 0, sizeof(struct rtc_time));
 		get_rtc_time(&wtime);
 		break;
 	}
diff -ur linux-2.4.20-wolk4.9s/drivers/macintosh/rtc.c linux-2.4.20-wolk4.9s.plasmaroo/drivers/macintosh/rtc.c
--- linux-2.4.20-wolk4.9s/drivers/macintosh/rtc.c	2004-01-05 23:33:45.000000000 +0000
+++ linux-2.4.20-wolk4.9s.plasmaroo/drivers/macintosh/rtc.c	2004-01-05 23:54:15.000000000 +0000
@@ -64,6 +64,7 @@
 	case RTC_RD_TIME:
 		if (ppc_md.get_rtc_time)
 		{
+			memset(&rtc_tm, 0, sizeof(struct rtc_time));
 			get_rtc_time(&rtc_tm);
 
 			if (copy_to_user((struct rtc_time*)arg, &rtc_tm, sizeof(struct rtc_time)))
diff -ur linux-2.4.20-wolk4.9s/drivers/sbus/char/rtc.c linux-2.4.20-wolk4.9s.plasmaroo/drivers/sbus/char/rtc.c
--- linux-2.4.20-wolk4.9s/drivers/sbus/char/rtc.c	2004-01-05 23:33:45.000000000 +0000
+++ linux-2.4.20-wolk4.9s.plasmaroo/drivers/sbus/char/rtc.c	2004-01-05 23:54:43.000000000 +0000
@@ -89,6 +89,7 @@
 	switch (cmd)
 	{
 	case RTCGET:
+		memset(&rtc_tm, 0, sizeof(struct rtc_time));
 		get_rtc_time(&rtc_tm);
 
 		if (copy_to_user((struct rtc_time*)arg, &rtc_tm, sizeof(struct rtc_time)))