[src/trunk]: src/sys/dev/usb Use howmany. NFC.

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

details:   https://anonhg.NetBSD.org/src/rev/6dad280ff767
branches:  trunk
changeset: 932754:6dad280ff767
user:      skrll <skrll%NetBSD.org@localhost>
date:      Fri May 15 06:26:44 2020 +0000

description:
Use howmany.  NFC.

diffstat:

 sys/dev/usb/usb_mem.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 221e5ee0176e -r 6dad280ff767 sys/dev/usb/usb_mem.c
--- a/sys/dev/usb/usb_mem.c     Fri May 15 06:23:54 2020 +0000
+++ b/sys/dev/usb/usb_mem.c     Fri May 15 06:26:44 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: usb_mem.c,v 1.76 2020/04/05 20:59:38 skrll Exp $       */
+/*     $NetBSD: usb_mem.c,v 1.77 2020/05/15 06:26:44 skrll Exp $       */
 
 /*
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -38,7 +38,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: usb_mem.c,v 1.76 2020/04/05 20:59:38 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: usb_mem.c,v 1.77 2020/05/15 06:26:44 skrll Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_usb.h"
@@ -152,7 +152,7 @@
                /* Caller wants one segment */
                b->nsegs = 1;
        else
-               b->nsegs = (size + (PAGE_SIZE-1)) / PAGE_SIZE;
+               b->nsegs = howmany(size, PAGE_SIZE);
 
        b->segs = kmem_alloc(b->nsegs * sizeof(*b->segs), KM_SLEEP);
        b->nsegs_alloc = b->nsegs;