net: proc: change proc_net_remove to remove_proc_entry

proc_net_remove is only used to remove proc entries
that under /proc/net,it's not a general function for
removing proc entries of netns. if we want to remove
some proc entries which under /proc/net/stat/, we still
need to call remove_proc_entry.

this patch use remove_proc_entry to replace proc_net_remove.
we can remove proc_net_remove after this patch.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c
index 91ae112..9f00db7 100644
--- a/net/netfilter/ipvs/ip_vs_conn.c
+++ b/net/netfilter/ipvs/ip_vs_conn.c
@@ -1300,8 +1300,8 @@
 {
 	/* flush all the connection entries first */
 	ip_vs_conn_flush(net);
-	proc_net_remove(net, "ip_vs_conn");
-	proc_net_remove(net, "ip_vs_conn_sync");
+	remove_proc_entry("ip_vs_conn", net->proc_net);
+	remove_proc_entry("ip_vs_conn_sync", net->proc_net);
 }
 
 int __init ip_vs_conn_init(void)