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Diffstat (limited to 'sysdeps/mach/hurd/adjtime.c')
-rw-r--r--sysdeps/mach/hurd/adjtime.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/adjtime.c b/sysdeps/mach/hurd/adjtime.c
index d65b95b9c6..66ee42a6ff 100644
--- a/sysdeps/mach/hurd/adjtime.c
+++ b/sysdeps/mach/hurd/adjtime.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -28,11 +28,15 @@ __adjtime (const struct timeval *delta, struct timeval *olddelta)
{
error_t err;
mach_port_t hostpriv;
+ struct timeval dummy;
err = __get_privileged_ports (&hostpriv, NULL);
if (err)
return __hurd_fail (EPERM);
+ if (olddelta == NULL)
+ olddelta = &dummy;
+
err = __host_adjust_time (hostpriv,
/* `time_value_t' and `struct timeval' are in
fact identical with the names changed. */