[src/trunk]: src/sys/dev/usb Turn XXX comment into KASSERT.

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

details:   https://anonhg.NetBSD.org/src/rev/67ea75ea34e7
branches:  trunk
changeset: 1009652:67ea75ea34e7
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Thu Apr 30 03:24:28 2020 +0000

description:
Turn XXX comment into KASSERT.

diffstat:

 sys/dev/usb/ualea.c |  11 ++++-------
 1 files changed, 4 insertions(+), 7 deletions(-)

diffs (33 lines):

diff -r bf8309280451 -r 67ea75ea34e7 sys/dev/usb/ualea.c
--- a/sys/dev/usb/ualea.c       Thu Apr 30 03:24:15 2020 +0000
+++ b/sys/dev/usb/ualea.c       Thu Apr 30 03:24:28 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ualea.c,v 1.9 2018/01/21 13:57:12 skrll Exp $  */
+/*     $NetBSD: ualea.c,v 1.10 2020/04/30 03:24:28 riastradh Exp $     */
 
 /*-
  * Copyright (c) 2017 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ualea.c,v 1.9 2018/01/21 13:57:12 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ualea.c,v 1.10 2020/04/30 03:24:28 riastradh Exp $");
 
 #include <sys/types.h>
 #include <sys/atomic.h>
@@ -198,12 +198,9 @@
                return;
 
        /* Issue xfer or complain if we can't.  */
-       /*
-        * XXX Does USBD_NORMAL_COMPLETION (= 0) make sense here?  The
-        * xfer can't complete synchronously because of the lock.
-        */
        status = usbd_transfer(sc->sc_xfer);
-       if (status && status != USBD_IN_PROGRESS) {
+       KASSERT(status != USBD_NORMAL_COMPLETION); /* asynchronous xfer */
+       if (status != USBD_IN_PROGRESS) {
                aprint_error_dev(sc->sc_dev, "failed to issue xfer: %d\n",
                    status);
                /* We failed -- let someone else have a go.  */