From 9ae3d1d621266b0e1164a015351da1bb9ac5e361 Mon Sep 17 00:00:00 2001
From: imp <imp@FreeBSD.org>
Date: Thu, 28 Dec 2017 05:32:59 +0000
Subject: [PATCH] Don't leak resources on duplicate -m or -M arguments. Last
 one wins.

CID: 1204385, 1204384
---
 usr.sbin/binmiscctl/binmiscctl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/usr.sbin/binmiscctl/binmiscctl.c b/usr.sbin/binmiscctl/binmiscctl.c
index 98e92adb3ac..a516465332b 100644
--- a/usr.sbin/binmiscctl/binmiscctl.c
+++ b/usr.sbin/binmiscctl/binmiscctl.c
@@ -299,10 +299,12 @@ add_cmd(__unused int argc, char *argv[], ximgact_binmisc_entry_t *xbe)
 			break;
 
 		case 'm':
+			free(magic);
 			magic = strdup(optarg);
 			break;
 
 		case 'M':
+			free(mask);
 			mask = strdup(optarg);
 			xbe->xbe_flags |= IBF_USE_MASK;
 			break;
-- 
2.45.0