patch-2.4.19 linux-2.4.19/kernel/time.c

• Lines: 12
• Date: Fri Aug 2 17:39:46 2002
• Orig file: linux-2.4.18/kernel/time.c
• Orig date: Mon Feb 25 11:38:13 2002

diff -urN linux-2.4.18/kernel/time.c linux-2.4.19/kernel/time.c
@@ -216,6 +216,11 @@
 		
 	/* Now we validate the data before disabling interrupts */
 
+	if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT)
+	  /* singleshot must not be used with any other mode bits */
+		if (txc->modes != ADJ_OFFSET_SINGLESHOT)
+			return -EINVAL;
+
 	if (txc->modes != ADJ_OFFSET_SINGLESHOT && (txc->modes & ADJ_OFFSET))
 	  /* adjustment Offset limited to +- .512 seconds */
 		if (txc->offset <= - MAXPHASE || txc->offset >= MAXPHASE )