dhcpc: fix the case where we might add extra space at the end of envvar.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/networking/udhcp/common.c b/networking/udhcp/common.c
index ba41905cc..2e6113627 100644
--- a/networking/udhcp/common.c
+++ b/networking/udhcp/common.c
@@ -36,6 +36,9 @@ const struct dhcp_optflag dhcp_optflags[] = {
         { OPTION_STRING                           , 0x11 }, /* DHCP_ROOT_PATH     */
         { OPTION_U8                               , 0x17 }, /* DHCP_IP_TTL        */
         { OPTION_U16                              , 0x1a }, /* DHCP_MTU           */
+//TODO: why do we request DHCP_BROADCAST? Can't we assume that
+//in the unlikely case it is different from typical N.N.255.255,
+//server would let us know anyway?
         { OPTION_IP                   | OPTION_REQ, 0x1c }, /* DHCP_BROADCAST     */
         { OPTION_IP_PAIR | OPTION_LIST            , 0x21 }, /* DHCP_ROUTES        */
         { OPTION_STRING                           , 0x28 }, /* DHCP_NIS_DOMAIN    */