netdev - [PATCH] ipvs: change type of delta and previous_delta in ip_vs

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Date:   Tue, 20 Aug 2019 08:37:18 +0800
From:   zhang kai <zhangkaiheb@....com>
To:     wensong@...ux-vs.org, horms@...ge.net.au, ja@....bg,
        davem@...emloft.net, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org
Cc:     lvs-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH] ipvs: change type of delta and previous_delta in ip_vs_seq.

In NAT forwarding mode, Applications may decrease the size of packets,
and TCP sequences will get smaller, so both of variables will be negetive
values in this case.

Signed-off-by: zhang kai <zhangkaiheb@....com>
---
 include/net/ip_vs.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 3759167f91f5..de7e75063c7c 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -346,8 +346,8 @@ enum ip_vs_sctp_states {
  */
 struct ip_vs_seq {
 	__u32			init_seq;	/* Add delta from this seq */
-	__u32			delta;		/* Delta in sequence numbers */
-	__u32			previous_delta;	/* Delta in sequence numbers
+	__s32			delta;		/* Delta in sequence numbers */
+	__s32			previous_delta;	/* Delta in sequence numbers
 						 * before last resized pkt */
 };
 
-- 
2.17.1