From 2cdc55751c33829f00510e0104562d0f8d8a9b85 Mon Sep 17 00:00:00 2001
From: Kaihui Luo <kaih.luo@gmail.com>
Date: Mon, 22 Sep 2008 19:02:36 -0700
Subject: netfilter: xt_time gives a wrong monthday in a leap year

The function localtime_3 in xt_time.c gives a wrong monthday in a leap
year after 28th 2.  calculating monthday should use the array
days_since_leapyear[] not days_since_year[] in a leap year.

Signed-off-by: Kaihui Luo <kaih.luo@gmail.com>
Acked-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/netfilter/xt_time.c b/net/netfilter/xt_time.c
index 9f32859..307a2c3 100644
--- a/net/netfilter/xt_time.c
+++ b/net/netfilter/xt_time.c
@@ -136,17 +136,19 @@ static void localtime_3(struct xtm *r, time_t time)
 	 * from w repeatedly while counting.)
 	 */
 	if (is_leap(year)) {
+		/* use days_since_leapyear[] in a leap year */
 		for (i = ARRAY_SIZE(days_since_leapyear) - 1;
-		    i > 0 && days_since_year[i] > w; --i)
+		    i > 0 && days_since_leapyear[i] > w; --i)
 			/* just loop */;
+		r->monthday = w - days_since_leapyear[i] + 1;
 	} else {
 		for (i = ARRAY_SIZE(days_since_year) - 1;
 		    i > 0 && days_since_year[i] > w; --i)
 			/* just loop */;
+		r->monthday = w - days_since_year[i] + 1;
 	}
 
 	r->month    = i + 1;
-	r->monthday = w - days_since_year[i] + 1;
 	return;
 }
 
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