[src/trunk]: src/sys/arch/evbarm/rpi pay attention to copyin()'s return values

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

details:   https://anonhg.NetBSD.org/src/rev/242e841e67da
branches:  trunk
changeset: 332694:242e841e67da
user:      macallan <macallan%NetBSD.org@localhost>
date:      Sat Oct 04 13:05:57 2014 +0000

description:
pay attention to copyin()'s return values

diffstat:

 sys/arch/evbarm/rpi/rpi_machdep.c |  11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)

diffs (33 lines):

diff -r fcebc2b3599a -r 242e841e67da sys/arch/evbarm/rpi/rpi_machdep.c
--- a/sys/arch/evbarm/rpi/rpi_machdep.c Sat Oct 04 11:49:57 2014 +0000
+++ b/sys/arch/evbarm/rpi/rpi_machdep.c Sat Oct 04 13:05:57 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rpi_machdep.c,v 1.53 2014/10/03 11:40:55 skrll Exp $   */
+/*     $NetBSD: rpi_machdep.c,v 1.54 2014/10/04 13:05:57 macallan Exp $        */
 
 /*-
  * Copyright (c) 2012 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rpi_machdep.c,v 1.53 2014/10/03 11:40:55 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rpi_machdep.c,v 1.54 2014/10/04 13:05:57 macallan Exp $");
 
 #include "opt_evbarm_boardtype.h"
 #include "opt_ddb.h"
@@ -911,9 +911,12 @@
                shape = 1;
        }
        if (cur->which & WSDISPLAY_CURSOR_DOSHAPE) {
+               int err;
 
-               copyin(cur->mask, cursor_mask, CURSOR_BITMAP_SIZE);
-               copyin(cur->image, cursor_bitmap, CURSOR_BITMAP_SIZE);
+               err = copyin(cur->mask, cursor_mask, CURSOR_BITMAP_SIZE);
+               err += copyin(cur->image, cursor_bitmap, CURSOR_BITMAP_SIZE);
+               if (err != 0)
+                       return EFAULT;
                shape = 1;
        }
        if (shape) {