[src/trunk]: src/sys/dev/usb Remove an unused variable, silence a few unused ...

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

details:   https://anonhg.NetBSD.org/src/rev/f151264cca2f
branches:  trunk
changeset: 790012:f151264cca2f
user:      martin <martin%NetBSD.org@localhost>
date:      Sun Sep 15 09:16:21 2013 +0000

description:
Remove an unused variable, silence a few unused warnings

diffstat:

 sys/dev/usb/ohci.c |  13 +++++--------
 1 files changed, 5 insertions(+), 8 deletions(-)

diffs (57 lines):

diff -r 3cab63f59a4d -r f151264cca2f sys/dev/usb/ohci.c
--- a/sys/dev/usb/ohci.c        Sun Sep 15 08:11:33 2013 +0000
+++ b/sys/dev/usb/ohci.c        Sun Sep 15 09:16:21 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ohci.c,v 1.242 2013/09/14 13:13:59 joerg Exp $ */
+/*     $NetBSD: ohci.c,v 1.243 2013/09/15 09:16:21 martin Exp $        */
 
 /*
  * Copyright (c) 1998, 2004, 2005, 2012 The NetBSD Foundation, Inc.
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.242 2013/09/14 13:13:59 joerg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.243 2013/09/15 09:16:21 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -635,7 +635,7 @@
        ohci_soft_ed_t *sed, *psed;
        usbd_status err;
        int i;
-       u_int32_t s, ctl, rwc, ival, hcr, fm, per, rev, desca, descb;
+       u_int32_t s, ctl, rwc, ival, hcr, fm, per, rev, desca /*, descb */;
 
        DPRINTF(("ohci_init: start\n"));
        aprint_normal_dev(sc->sc_dev, "");
@@ -763,7 +763,7 @@
        rwc = ctl & OHCI_RWC;
        fm = OREAD4(sc, OHCI_FM_INTERVAL);
        desca = OREAD4(sc, OHCI_RH_DESCRIPTOR_A);
-       descb = OREAD4(sc, OHCI_RH_DESCRIPTOR_B);
+       /* descb = OREAD4(sc, OHCI_RH_DESCRIPTOR_B); */
 
        /* Determine in what context we are running. */
        if (ctl & OHCI_IR) {
@@ -1570,10 +1570,9 @@
 void
 ohci_rhsc(ohci_softc_t *sc, usbd_xfer_handle xfer)
 {
-       usbd_pipe_handle pipe;
        u_char *p;
        int i, m;
-       int hstatus;
+       int hstatus __unused;
 
        KASSERT(mutex_owned(&sc->sc_lock));
 
@@ -1586,8 +1585,6 @@
                return;
        }
 
-       pipe = xfer->pipe;
-
        p = KERNADDR(&xfer->dmabuf, 0);
        m = min(sc->sc_noport, xfer->length * 8 - 1);
        memset(p, 0, xfer->length);