===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/krl.c,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- src/usr.bin/ssh/krl.c	2014/11/17 00:21:40	1.18
+++ src/usr.bin/ssh/krl.c	2014/11/21 01:00:38	1.19
@@ -14,7 +14,7 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $OpenBSD: krl.c,v 1.18 2014/11/17 00:21:40 djm Exp $ */
+/* $OpenBSD: krl.c,v 1.19 2014/11/21 01:00:38 djm Exp $ */
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -745,8 +745,12 @@
 
 	t = timestamp;
 	tm = localtime(&t);
-	*ts = '\0';
-	strftime(ts, nts, "%Y%m%dT%H%M%S", tm);
+	if (tm == NULL)
+		strlcpy(ts, "<INVALID>", sizeof(nts));
+	else {
+		*ts = '\0';
+		strftime(ts, nts, "%Y%m%dT%H%M%S", tm);
+	}
 }
 
 static int