[PATCH net 4/4] ipvs: properly dereference pe in ip_vs_add_service

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From: Chen Hanxiao <chenhx.fnst@xxxxxxxxxxx>

Use pe directly to resolve sparse warning:

  net/netfilter/ipvs/ip_vs_ctl.c:1471:27: warning: dereference of noderef expression

Fixes: 39b972231536 ("ipvs: handle connections started by real-servers")
Signed-off-by: Chen Hanxiao <chenhx.fnst@xxxxxxxxxxx>
Acked-by: Julian Anastasov <ja@xxxxxx>
Acked-by: Simon Horman <horms@xxxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
 net/netfilter/ipvs/ip_vs_ctl.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 78a1cc72dc38..706c2b52a1ac 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -1459,18 +1459,18 @@ ip_vs_add_service(struct netns_ipvs *ipvs, struct ip_vs_service_user_kern *u,
 	if (ret < 0)
 		goto out_err;
 
-	/* Bind the ct retriever */
-	RCU_INIT_POINTER(svc->pe, pe);
-	pe = NULL;
-
 	/* Update the virtual service counters */
 	if (svc->port == FTPPORT)
 		atomic_inc(&ipvs->ftpsvc_counter);
 	else if (svc->port == 0)
 		atomic_inc(&ipvs->nullsvc_counter);
-	if (svc->pe && svc->pe->conn_out)
+	if (pe && pe->conn_out)
 		atomic_inc(&ipvs->conn_out_counter);
 
+	/* Bind the ct retriever */
+	RCU_INIT_POINTER(svc->pe, pe);
+	pe = NULL;
+
 	/* Count only IPv4 services for old get/setsockopt interface */
 	if (svc->af == AF_INET)
 		ipvs->num_services++;
-- 
2.30.2





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