} else if (is_pow2((bitmap >> 1) + 1)) {
ds_put_cstr(&s, "version ");
ofputil_format_version(&s, leftmost_1bit_idx(bitmap));
- ds_put_cstr(&s, "and earlier");
+ ds_put_cstr(&s, " and earlier");
} else {
ds_put_cstr(&s, "versions ");
ofputil_format_version_bitmap(&s, bitmap);