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authorJan Engelhardt <jengelh@medozas.de>2009-01-12 00:06:10 +0000
committerDavid S. Miller <davem@davemloft.net>2009-01-12 21:18:36 -0800
commite6210f3be5b13b6cda9c8dad8926818a73c8e6ac (patch)
treee791b43dd58d9dbe14650c128bf5aa3f0b2f445a /net
parentcd7fcbf1cb6933bfb9171452b4a370c92923544d (diff)
downloadop-kernel-dev-e6210f3be5b13b6cda9c8dad8926818a73c8e6ac.zip
op-kernel-dev-e6210f3be5b13b6cda9c8dad8926818a73c8e6ac.tar.gz
netfilter 08/09: xt_time: print timezone for user information
netfilter: xt_time: print timezone for user information Let users have a way to figure out if their distro set the kernel timezone at all. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/xt_time.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/netfilter/xt_time.c b/net/netfilter/xt_time.c
index 29375ba..93acaa5 100644
--- a/net/netfilter/xt_time.c
+++ b/net/netfilter/xt_time.c
@@ -243,6 +243,17 @@ static struct xt_match xt_time_mt_reg __read_mostly = {
static int __init time_mt_init(void)
{
+ int minutes = sys_tz.tz_minuteswest;
+
+ if (minutes < 0) /* east of Greenwich */
+ printk(KERN_INFO KBUILD_MODNAME
+ ": kernel timezone is +%02d%02d\n",
+ -minutes / 60, -minutes % 60);
+ else /* west of Greenwich */
+ printk(KERN_INFO KBUILD_MODNAME
+ ": kernel timezone is -%02d%02d\n",
+ minutes / 60, minutes % 60);
+
return xt_register_match(&xt_time_mt_reg);
}
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