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* [PATCH 2/3] ipip: used time_before for comparing jiffies
@ 2009-02-20  4:06 Wei Yongjun
  0 siblings, 0 replies; 3+ messages in thread
From: Wei Yongjun @ 2009-02-20  4:06 UTC (permalink / raw)
  To: David Miller; +Cc: netdev

The functions time_before is more robust for comparing
jiffies against other values.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
---
 net/ipv4/ipip.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 5079dfb..4b50199 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -327,7 +327,7 @@ static int ipip_err(struct sk_buff *skb, u32 info)
 	if (t->parms.iph.ttl == 0 && type == ICMP_TIME_EXCEEDED)
 		goto out;
 
-	if (jiffies - t->err_time < IPTUNNEL_ERR_TIMEO)
+	if (time_before(jiffies, t->err_time + IPTUNNEL_ERR_TIMEO))
 		t->err_count++;
 	else
 		t->err_count = 1;
@@ -466,7 +466,8 @@ static int ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 
 	if (tunnel->err_count > 0) {
-		if (jiffies - tunnel->err_time < IPTUNNEL_ERR_TIMEO) {
+		if (time_before(jiffies,
+				tunnel->err_time + IPTUNNEL_ERR_TIMEO)) {
 			tunnel->err_count--;
 			dst_link_failure(skb);
 		} else
-- 
1.5.3.8





^ permalink raw reply related	[flat|nested] 3+ messages in thread

* [PATCH 2/3] ipip: used time_before for comparing jiffies
@ 2009-02-24  7:54 Wei Yongjun
  2009-02-25  7:38 ` David Miller
  0 siblings, 1 reply; 3+ messages in thread
From: Wei Yongjun @ 2009-02-24  7:54 UTC (permalink / raw)
  To: David Miller; +Cc: netdev

The functions time_before is more robust for comparing
jiffies against other values.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
---
 net/ipv4/ipip.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 5079dfb..4b50199 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -327,7 +327,7 @@ static int ipip_err(struct sk_buff *skb, u32 info)
 	if (t->parms.iph.ttl == 0 && type == ICMP_TIME_EXCEEDED)
 		goto out;

-	if (jiffies - t->err_time < IPTUNNEL_ERR_TIMEO)
+	if (time_before(jiffies, t->err_time + IPTUNNEL_ERR_TIMEO))
 		t->err_count++;
 	else
 		t->err_count = 1;
@@ -466,7 +466,8 @@ static int ipip_tunnel_xmit(struct sk_buff *skb, struct
net_device *dev)
 	}

 	if (tunnel->err_count > 0) {
-		if (jiffies - tunnel->err_time < IPTUNNEL_ERR_TIMEO) {
+		if (time_before(jiffies,
+				tunnel->err_time + IPTUNNEL_ERR_TIMEO)) {
 			tunnel->err_count--;
 			dst_link_failure(skb);
 		} else
-- 
1.5.3.8






^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH 2/3] ipip: used time_before for comparing jiffies
  2009-02-24  7:54 Wei Yongjun
@ 2009-02-25  7:38 ` David Miller
  0 siblings, 0 replies; 3+ messages in thread
From: David Miller @ 2009-02-25  7:38 UTC (permalink / raw)
  To: yjwei; +Cc: netdev

From: Wei Yongjun <yjwei@cn.fujitsu.com>
Date: Tue, 24 Feb 2009 15:54:59 +0800

> The functions time_before is more robust for comparing
> jiffies against other values.
> 
> Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>

Applied.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2009-02-25  7:39 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2009-02-20  4:06 [PATCH 2/3] ipip: used time_before for comparing jiffies Wei Yongjun
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2009-02-24  7:54 Wei Yongjun
2009-02-25  7:38 ` David Miller

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