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-rw-r--r--sys/arch/i386/include/bus.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/arch/i386/include/bus.h b/sys/arch/i386/include/bus.h
index a2d5fa229d3..9a9bbb59afc 100644
--- a/sys/arch/i386/include/bus.h
+++ b/sys/arch/i386/include/bus.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: bus.h,v 1.24 2001/02/04 01:49:21 aaron Exp $ */
+/* $OpenBSD: bus.h,v 1.25 2001/02/04 06:51:14 aaron Exp $ */
/* $NetBSD: bus.h,v 1.6 1996/11/10 03:19:25 thorpej Exp $ */
/*-
@@ -725,7 +725,7 @@ void bus_space_free __P((bus_space_tag_t t, bus_space_handle_t bsh,
#define i386_space_copy(a1, a2, sz, cnt) do { \
int _len = (sz) * (cnt); \
if ((void *)(a2) < ((void *)(a1) + _len)) { \
- a1 += _len; a2 += _len; \
+ a1 += (_len - (sz)); a2 += (_len - (sz)); \
switch (sz) { \
case 1: i386_space_copy1(a1,a2,cnt,"movsb","std");break;\
case 2: i386_space_copy1(a1,a2,cnt,"movsw","std");break;\