From ccd42a31440f584a82bd8aa1f6e1b34bcc87e5b5 Mon Sep 17 00:00:00 2001
From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Thu, 10 May 2018 20:25:08 +0200
Subject: [PATCH] utils: account for terminating \0 byte

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---
 src/lxc/utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lxc/utils.c b/src/lxc/utils.c
index 3d0f8641c..91bc802b4 100644
--- a/src/lxc/utils.c
+++ b/src/lxc/utils.c
@@ -2417,7 +2417,7 @@ int parse_byte_size_string(const char *s, int64_t *converted)
 	if (!s || !strcmp(s, ""))
 		return -EINVAL;
 
-	end = stpncpy(dup, s, sizeof(dup));
+	end = stpncpy(dup, s, sizeof(dup) - 1);
 	if (*end != '\0')
 		return -EINVAL;