From ab75315eecbefcf8a215a0a13500f0923fc962f9 Mon Sep 17 00:00:00 2001
From: pjd <pjd@FreeBSD.org>
Date: Fri, 14 Dec 2012 15:04:39 +0000
Subject: [PATCH] The clear option (-c) is not compatible with keep (-k) and
 compress (-z) options.

Obtained from:	WHEEL Systems
---
 sbin/savecore/savecore.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sbin/savecore/savecore.c b/sbin/savecore/savecore.c
index 2b9b6d8671a5..c11c15ec2643 100644
--- a/sbin/savecore/savecore.c
+++ b/sbin/savecore/savecore.c
@@ -681,6 +681,8 @@ main(int argc, char **argv)
 		}
 	if (checkfor && (clear || force || keep))
 		usage();
+	if (clear && (compress || keep))
+		usage();
 	argc -= optind;
 	argv += optind;
 	if (argc >= 1) {