udhcpc: do not use -t NUM for counting "select" packets, use 3

Otherwise, "-t 0" usage may end up sending them forever
if server does not respond.

function                                             old     new   delta
udhcpc_main                                         2846    2836     -10

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

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index 6c2b112f0dc5bb36fd6c907994f24bd4d678cb42..dfd5ca6061aa8519748667ce9e6848e58f415d88 100644 (file)
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -1501,7 +1501,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
                                packet_num = 0;
                                continue;
                        case REQUESTING:
-                               if (!discover_retries || packet_num < discover_retries) {
+                               if (packet_num < 3) {
                                        /* send broadcast select packet */
                                        send_select(xid, server_addr, requested_ip);
                                        timeout = discover_timeout;