Fix bogus error message in the DHCP handler

The DHCP handler has 1 state that is not listed in this case, causing a
failure message when there is actually no failure.

Signed-off-by: Remy Bohmer <linux@bohmer.net>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/net/bootp.c b/net/bootp.c
index 5121caa..64552ac 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -969,6 +969,9 @@
 			return;
 		}
 		break;
+	case BOUND:
+		/* DHCP client bound to address */
+		break;
 	default:
 		puts ("DHCP: INVALID STATE\n");
 		break;