[src/trunk]: src/sys/stand/efiboot avoid sign/unsigned issue and for NUMNAMES...

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/052f5b786521
branches:  trunk
changeset: 445436:052f5b786521
user:      mrg <mrg%NetBSD.org@localhost>
date:      Mon Oct 29 05:15:21 2018 +0000

description:
avoid sign/unsigned issue and for NUMNAMES to an integer when it is
compared against a value that may be -1.

fixes autoboot when boot-file is set.  (serves me right for removing
code that looked odd when it was tested :-)

diffstat:

 sys/stand/efiboot/boot.c |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r 17b4c507b175 -r 052f5b786521 sys/stand/efiboot/boot.c
--- a/sys/stand/efiboot/boot.c  Mon Oct 29 01:27:39 2018 +0000
+++ b/sys/stand/efiboot/boot.c  Mon Oct 29 05:15:21 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: boot.c,v 1.11 2018/10/26 20:56:35 mrg Exp $    */
+/*     $NetBSD: boot.c,v 1.12 2018/10/29 05:15:21 mrg Exp $    */
 
 /*-
  * Copyright (c) 2016 Kimihiro Nonaka <nonaka%netbsd.org@localhost>
@@ -351,7 +351,7 @@
        else
                currname = 0;
 
-       for (; currname < NUMNAMES; currname++) {
+       for (; currname < (int)NUMNAMES; currname++) {
                if (currname >= 0)
                        set_bootfile(names[currname]);
                printf("booting %s - starting in ", bootfile);