[PATCH 04/23] seclvl settime fix

[Chris Wright]

-stable review patch.  If anyone has any objections, please let us know.
------------------

Don't try to "validate" a non-existing timeval.

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

Noticed by Dave Jones <davej@xxxxxxxxxx>

Signed-off-by: Linus Torvalds <torvalds@xxxxxxxx>
[chrisw: seclvl only]
Signed-off-by: Chris Wright <chrisw@xxxxxxxxxxxx>
---

 security/seclvl.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.15.3/security/seclvl.c
===================================================================
--- linux-2.6.15.3.orig/security/seclvl.c
+++ linux-2.6.15.3/security/seclvl.c
@@ -369,7 +369,7 @@ static int seclvl_capable(struct task_st
 static int seclvl_settime(struct timespec *tv, struct timezone *tz)
 {
 	struct timespec now;
-	if (seclvl > 1) {
+	if (tv && seclvl > 1) {
 		now = current_kernel_time();
 		if (tv->tv_sec < now.tv_sec ||
 		    (tv->tv_sec == now.tv_sec && tv->tv_nsec < now.tv_nsec)) {

--
-
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