The patch titled
netfilter: xt_time gives a wrong monthday in a leap year
has been added to the -mm tree. Its filename is
netfilter-xt_time-gives-a-wrong-monthday-in-a-leap-year.patch
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Subject: netfilter: xt_time gives a wrong monthday in a leap year
From: Kaihui Luo <kaih.luo@xxxxxxxxx>
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@xxxxxxxxx>
Cc: Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx>
Cc: Patrick McHardy <kaber@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
net/netfilter/xt_time.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff -puN net/netfilter/xt_time.c~netfilter-xt_time-gives-a-wrong-monthday-in-a-leap-year net/netfilter/xt_time.c
--- a/net/netfilter/xt_time.c~netfilter-xt_time-gives-a-wrong-monthday-in-a-leap-year
+++ a/net/netfilter/xt_time.c
@@ -136,17 +136,19 @@ static void localtime_3(struct xtm *r, t
* 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;
}
_
Patches currently in -mm which might be from kaih.luo@xxxxxxxxx are
netfilter-xt_time-gives-a-wrong-monthday-in-a-leap-year.patch
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