[src/trunk]: src/sys/dev/pci Fix wrong access in mfii_start(). I hope this fi...

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

details:   https://anonhg.NetBSD.org/src/rev/6e40b180af1d
branches:  trunk
changeset: 367686:6e40b180af1d
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Wed Jun 22 14:29:11 2022 +0000

description:
Fix wrong access in mfii_start(). I hope this fixes kern/55192 and kern/56669.

diffstat:

 sys/dev/pci/mfii.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (30 lines):

diff -r 59a78d3a87cf -r 6e40b180af1d sys/dev/pci/mfii.c
--- a/sys/dev/pci/mfii.c        Wed Jun 22 08:31:06 2022 +0000
+++ b/sys/dev/pci/mfii.c        Wed Jun 22 14:29:11 2022 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: mfii.c,v 1.15 2022/05/13 10:44:38 msaitoh Exp $ */
+/* $NetBSD: mfii.c,v 1.16 2022/06/22 14:29:11 msaitoh Exp $ */
 /* $OpenBSD: mfii.c,v 1.58 2018/08/14 05:22:21 jmatthew Exp $ */
 
 /*
@@ -19,7 +19,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: mfii.c,v 1.15 2022/05/13 10:44:38 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mfii.c,v 1.16 2022/06/22 14:29:11 msaitoh Exp $");
 
 #include "bio.h"
 
@@ -1840,7 +1840,11 @@
 static void
 mfii_start(struct mfii_softc *sc, struct mfii_ccb *ccb)
 {
+#if defined(__LP64__) && 0
        u_long *r = (u_long *)&ccb->ccb_req;
+#else
+       uint32_t *r = (uint32_t *)&ccb->ccb_req;
+#endif
 
        bus_dmamap_sync(sc->sc_dmat, MFII_DMA_MAP(sc->sc_requests),
            ccb->ccb_request_offset, MFII_REQUEST_SIZE,