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-rw-r--r--sysdeps/unix/sysv/linux/alpha/ioperm.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/ioperm.c b/sysdeps/unix/sysv/linux/alpha/ioperm.c
index 76a744d..cf263f7 100644
--- a/sysdeps/unix/sysv/linux/alpha/ioperm.c
+++ b/sysdeps/unix/sysv/linux/alpha/ioperm.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Mosberger.
@@ -416,8 +416,7 @@ _ioperm (unsigned long int from, unsigned long int num, int turn_on)
__set_errno (ENODEV);
return -1;
}
- addr = port_to_cpu_addr (from, io.sys, 1);
- addr &= PAGE_MASK;
+ addr = port_to_cpu_addr (0, io.sys, 1);
len = port_to_cpu_addr (MAX_PORT, io.sys, 1) - addr;
io.base =
(unsigned long int) __mmap (0, len, PROT_NONE, MAP_SHARED,