From 66dd6cc6286abb80f3a8ed1eeaa0f331d08f930d Mon Sep 17 00:00:00 2001
From: Ralph Boehme <slow@samba.org>
Date: Fri, 10 Sep 2021 07:01:56 +0200
Subject: rpcclient: don't ignore unknown options

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14828

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
(cherry picked from commit 6afa1b3485cef59676dbccf0276bdfa289e009b4)
---
 source3/rpcclient/rpcclient.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/source3/rpcclient/rpcclient.c b/source3/rpcclient/rpcclient.c
index 92d200e94e4..99220e3549e 100644
--- a/source3/rpcclient/rpcclient.c
+++ b/source3/rpcclient/rpcclient.c
@@ -1196,6 +1196,12 @@ out_free:
 				result = 1;
 				goto done;
 			}
+			break;
+		case POPT_ERROR_BADOPT:
+			fprintf(stderr, "\nInvalid option %s: %s\n\n",
+				poptBadOption(pc, 0), poptStrerror(opt));
+			poptPrintUsage(pc, stderr, 0);
+			exit(1);
 		}
 	}
 
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