utils: account for terminating \0 byte

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

utils: account for terminating \0 byte
00a3088c · Christian Brauner · 8053f98b · 00a3088c
Unverified Commit 00a3088c authored May 10, 2018 by Christian Brauner
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utils.c src/lxc/utils.c +1 -1

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--- a/src/lxc/utils.c
+++ b/src/lxc/utils.c
@@ -2384,7 +2384,7 @@ 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;