Reserve space for NULL

diff --git a/bin/named/server.c b/bin/named/server.c
index 10a767624af80a877e41f23dbda871b618fd5833..933dd3703234a3d050a3fc23481c648df0017fef 100644 (file)
--- a/bin/named/server.c
+++ b/bin/named/server.c
@@ -11283,7 +11283,7 @@ named_server_testgen(isc_lex_t *lex, isc_buffer_t **text) {
        else
                count = strtoul(ptr, NULL, 10);
 
-       CHECK(isc_buffer_reserve(text, count));
+       CHECK(isc_buffer_reserve(text, count + 1));
        for (i = 0; i < count; i++)
                CHECK(putuint8(text, chars[i % (sizeof(chars) - 1)]));