From baf8a1de163abf0c46c507d06b9aa000e2ba162b Mon Sep 17 00:00:00 2001
From: Unto Sten <sten.unto@gmail.com>
Date: Fri, 10 May 2019 20:53:04 +0300
Subject: [PATCH] Check strdup() failure

---
 libselinux/utils/getconlist.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libselinux/utils/getconlist.c b/libselinux/utils/getconlist.c
index 5ac0ca85..29c16640 100644
--- a/libselinux/utils/getconlist.c
+++ b/libselinux/utils/getconlist.c
@@ -27,6 +27,11 @@ int main(int argc, char **argv)
 		switch (opt) {
 		case 'l':
 			level = strdup(optarg);
+			if (!level) {
+				fprintf(stderr, "memory allocation failure: %d(%s)\n",
+					errno, strerror(errno));
+				return 3;
+			}
 			break;
 		default:
 			usage(argv[0], "invalid option", 1);