From 951069e311a2a931bf7c9d838db860f90bf14c45 Mon Sep 17 00:00:00 2001
From: Linus Torvalds <torvalds@g5.osdl.org>
Date: Tue, 31 Jan 2006 10:16:55 -0800
Subject: Don't try to "validate" a non-existing timeval.

settime() with a NULL timeval is silly but legal.

Noticed by Dave Jones <davej@redhat.com>

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 kernel/time.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'kernel')

diff --git a/kernel/time.c b/kernel/time.c
index 7477b1d2079e..1f23e683d6aa 100644
--- a/kernel/time.c
+++ b/kernel/time.c
@@ -155,7 +155,7 @@ int do_sys_settimeofday(struct timespec *tv, struct timezone *tz)
 	static int firsttime = 1;
 	int error = 0;
 
-	if (!timespec_valid(tv))
+	if (tv && !timespec_valid(tv))
 		return -EINVAL;
 
 	error = security_settime(tv, tz);
-- 
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