[src/trunk]: src/sys/arch/mac68k/dev Remove set but unused variables.

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

details:   https://anonhg.NetBSD.org/src/rev/4d33628b8d26
branches:  trunk
changeset: 790621:4d33628b8d26
user:      martin <martin%NetBSD.org@localhost>
date:      Fri Oct 18 18:38:49 2013 +0000

description:
Remove set but unused variables.

diffstat:

 sys/arch/mac68k/dev/adb_direct.c |  11 +++++------
 1 files changed, 5 insertions(+), 6 deletions(-)

diffs (53 lines):

diff -r 2d3804102bb0 -r 4d33628b8d26 sys/arch/mac68k/dev/adb_direct.c
--- a/sys/arch/mac68k/dev/adb_direct.c  Fri Oct 18 18:26:20 2013 +0000
+++ b/sys/arch/mac68k/dev/adb_direct.c  Fri Oct 18 18:38:49 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: adb_direct.c,v 1.63 2008/04/04 09:16:59 yamt Exp $     */
+/*     $NetBSD: adb_direct.c,v 1.64 2013/10/18 18:38:49 martin Exp $   */
 
 /* From: adb_direct.c 2.02 4/18/97 jpw */
 
@@ -62,7 +62,7 @@
 #ifdef __NetBSD__
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: adb_direct.c,v 1.63 2008/04/04 09:16:59 yamt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: adb_direct.c,v 1.64 2013/10/18 18:38:49 martin Exp $");
 
 #include "opt_adb.h"
 
@@ -1238,7 +1238,7 @@
 adb_intr_IIsi(void *arg)
 {
        struct adbCommand packet;
-       int i, ending;
+       int ending;
        unsigned int s;
 
        s = splhigh();          /* can't be too careful - might be called */
@@ -1351,7 +1351,7 @@
                break;
 
        case ADB_ACTION_OUT:
-               i = ADB_SR();   /* reset SR-intr in IFR */
+               (void)ADB_SR(); /* reset SR-intr in IFR */
                ADB_SET_SR_OUTPUT();    /* set shift register for OUT */
 
                ADB_SET_STATE_ACKOFF(); /* finish ACK */
@@ -2040,7 +2040,6 @@
 adb_hw_setup_IIsi(u_char *buffer)
 {
        int i;
-       int dummy;
        int s;
        long my_time;
        int endofframe;
@@ -2066,7 +2065,7 @@
                         */
                        my_time = ADB_DELAY * 5;
                        while ((ADB_SR_INTR_IS_OFF) && (my_time-- > 0))
-                               dummy = via_reg(VIA1, vBufB);
+                               (void)via_reg(VIA1, vBufB);
 
                        buffer[i++] = ADB_SR(); /* reset interrupt flag by
                                                 * reading vSR */