[PATCH] ipvs: change type of delta and previous_delta in ip_vs_seq.

[zhang kai <zhangkaiheb@xxxxxxx>]

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@xxxxxxx>
---
 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