[src/trunk]: src/sys/dev/usb usbnet(9): Omit needless un->un_intr test in usb...

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

details:   https://anonhg.NetBSD.org/src/rev/32724edd9411
branches:  trunk
changeset: 369497:32724edd9411
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Aug 20 14:05:58 2022 +0000

description:
usbnet(9): Omit needless un->un_intr test in usbnet_pipe_intr.

un->un_intr can't change after attach, and we don't open the pipe if
it's null.  So no need to test it.

diffstat:

 sys/dev/usb/usbnet.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (30 lines):

diff -r 425278076f96 -r 32724edd9411 sys/dev/usb/usbnet.c
--- a/sys/dev/usb/usbnet.c      Sat Aug 20 14:05:22 2022 +0000
+++ b/sys/dev/usb/usbnet.c      Sat Aug 20 14:05:58 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: usbnet.c,v 1.99 2022/08/20 12:30:00 riastradh Exp $    */
+/*     $NetBSD: usbnet.c,v 1.100 2022/08/20 14:05:58 riastradh Exp $   */
 
 /*
  * Copyright (c) 2019 Matthew R. Green
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: usbnet.c,v 1.99 2022/08/20 12:30:00 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: usbnet.c,v 1.100 2022/08/20 14:05:58 riastradh Exp $");
 
 #include <sys/param.h>
 #include <sys/kernel.h>
@@ -458,9 +458,9 @@
        USBNETHIST_FUNC();
        struct usbnet * const un = priv;
        struct usbnet_private * const unp = un->un_pri;
-       struct usbnet_intr * const uni = un->un_intr;
+       struct usbnet_intr * const uni __unused = un->un_intr;
 
-       if (uni == NULL || usbnet_isdying(un) || unp->unp_stopping ||
+       if (usbnet_isdying(un) || unp->unp_stopping ||
            status == USBD_INVAL || status == USBD_NOT_STARTED ||
            status == USBD_CANCELLED) {
                USBNETHIST_CALLARGS("%jd: uni %#jx d/s %#jx status %#jx",