From 377e326156c74ef7aa7f5ac286bdabe3143a0b49 Mon Sep 17 00:00:00 2001
From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Tue, 21 Sep 2021 18:13:05 +0200
Subject: [PATCH] cov: ensuring buffer is zeroed

---
 daemons/lvmlockd/lvmlockctl.c   | 1 +
 daemons/lvmlockd/lvmlockd-dlm.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/daemons/lvmlockd/lvmlockctl.c b/daemons/lvmlockd/lvmlockctl.c
index 32da99c6d..45569e694 100644
--- a/daemons/lvmlockd/lvmlockctl.c
+++ b/daemons/lvmlockd/lvmlockctl.c
@@ -457,6 +457,7 @@ retry:
 	if (count < dump_len)
 		goto retry;
 
+	dump_buf[count] = 0;
 	rv = 0;
 	if ((info && dump) || !strcmp(req_name, "dump"))
 		printf("%s\n", dump_buf);
diff --git a/daemons/lvmlockd/lvmlockd-dlm.c b/daemons/lvmlockd/lvmlockd-dlm.c
index 67e7bee03..68d18607c 100644
--- a/daemons/lvmlockd/lvmlockd-dlm.c
+++ b/daemons/lvmlockd/lvmlockd-dlm.c
@@ -119,6 +119,7 @@ static int read_cluster_name(char *clustername)
 			log_error(close_error_msg, fd);
 		return rv;
 	}
+	clustername[rv] = 0;
 
 	n = strstr(clustername, "\n");
 	if (n)