add a comment so that people won't get confused

diff --git a/networking/udhcp/files.c b/networking/udhcp/files.c
index 775f829..c3ab17d 100644 (file)
--- a/networking/udhcp/files.c
+++ b/networking/udhcp/files.c
@@ -128,6 +128,7 @@ static void attach_option(struct option_set **opt_list,
                        existing->data = xrealloc(existing->data,
                                        existing->data[OPT_LEN] + length + 3);
                        if ((option->flags & TYPE_MASK) == OPTION_STRING) {
+                               /* ' ' can bring us to 256 - bad */
                                if (existing->data[OPT_LEN] + length >= 255)
                                        return;
                                /* add space separator between STRING options in a list */