[src/trunk]: src/sys/dev/isa Add missing FALLTHROUGH in isa/mcd.c

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

details:   https://anonhg.NetBSD.org/src/rev/f028a79b5780
branches:  trunk
changeset: 449168:f028a79b5780
user:      kamil <kamil%NetBSD.org@localhost>
date:      Sun Feb 24 20:50:03 2019 +0000

description:
Add missing FALLTHROUGH in isa/mcd.c

Requested by GCC in NetBSD/i386 kUBSan KCOV build.

Reviewed by <mgorny>

diffstat:

 sys/dev/isa/mcd.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (34 lines):

diff -r a4ec49cabea0 -r f028a79b5780 sys/dev/isa/mcd.c
--- a/sys/dev/isa/mcd.c Sun Feb 24 20:20:18 2019 +0000
+++ b/sys/dev/isa/mcd.c Sun Feb 24 20:50:03 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mcd.c,v 1.117 2018/09/03 16:29:31 riastradh Exp $      */
+/*     $NetBSD: mcd.c,v 1.118 2019/02/24 20:50:03 kamil Exp $  */
 
 /*
  * Copyright (c) 1993, 1994, 1995 Charles M. Hannum.  All rights reserved.
@@ -56,7 +56,7 @@
 /*static char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";*/
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: mcd.c,v 1.117 2018/09/03 16:29:31 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mcd.c,v 1.118 2019/02/24 20:50:03 kamil Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1192,6 +1192,7 @@
                mbx->count = RDELAY_WAITMODE;
                mbx->state = MCD_S_WAITMODE;
 
+               /* FALLTHROUGH */
        case MCD_S_WAITMODE:
                callout_stop(&sc->sc_pintr_ch);
                for (i = 20; i; i--) {
@@ -1230,6 +1231,7 @@
                mbx->count = RDELAY_WAITREAD;
                mbx->state = MCD_S_WAITREAD;
 
+               /* FALLTHROUGH */
        case MCD_S_WAITREAD:
                callout_stop(&sc->sc_pintr_ch);
        nextblock: