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[patch 09/25] netfilter: xt_time: fix times time_mt()s use of do_div()

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From: Greg KH <gregkh@...>
To: <linux-kernel@...>, <stable@...>, David Howells <dhowells@...>
Cc: Justin Forbes <jmforbes@...>, Zwane Mwaikambo <zwane@...>, Theodore Ts'o <tytso@...>, Randy Dunlap <rdunlap@...>, Dave Jones <davej@...>, Chuck Wolber <chuckw@...>, Chris Wedgwood <reviews@...>, Michael Krufky <mkrufky@...>, Chuck Ebbert <cebbert@...>, Domenico Andreoli <cavokz@...>, Willy Tarreau <w@...>, Rodrigo Rubira Branco <rbranco@...>, Jake Edge <jake@...>, Eugene Teo <eteo@...>, <torvalds@...>, <akpm@...>, <alan@...>, David S.Miller <davem@...>, Patrick McHardy <kaber@...>, Oliver Pinter <oliver.pntr@...>
Subject: [patch 09/25] netfilter: xt_time: fix times time_mt()s use of do_div()
Date: Monday, August 4, 2008 - 5:30 pm

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

------------------

From: David Howells <dhowells@redhat.com>

[ Upstream commit 280763c053fee297d95b474f2c145990670371e6 ]

Fix netfilter xt_time's time_mt()'s use of do_div() on an s64 by using
div_s64() instead.

This was introduced by patch ee4411a1b1e0b679c99686629b5eab5a072ce49f
("[NETFILTER]: x_tables: add xt_time match").

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
CC: Oliver Pinter <oliver.pntr@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 net/netfilter/xt_time.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/netfilter/xt_time.c
+++ b/net/netfilter/xt_time.c
@@ -173,7 +173,7 @@ time_mt(const struct sk_buff *skb, const
 		__net_timestamp((struct sk_buff *)skb);
 
 	stamp = ktime_to_ns(skb->tstamp);
-	do_div(stamp, NSEC_PER_SEC);
+	stamp = div_s64(stamp, NSEC_PER_SEC);
 
 	if (info->flags & XT_TIME_LOCAL_TZ)
 		/* Adjust for local timezone */

-- 
--
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