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-rw-r--r--include/linux/sunrpc/svc_xprt.h3
-rw-r--r--net/sunrpc/svc_xprt.c13
-rw-r--r--net/sunrpc/svcsock.c2
3 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index 369a89aea186..2b886f7eb295 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -104,6 +104,9 @@ enum {
* it has access to. It is NOT counted
* in ->sv_tmpcnt.
*/
+ XPT_RPCB_UNREG, /* transport that needs unregistering
+ * with rpcbind (TCP, UDP) on destroy
+ */
};
/*
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 8b1837228799..b800d704d807 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -1014,6 +1014,19 @@ static void svc_delete_xprt(struct svc_xprt *xprt)
struct svc_serv *serv = xprt->xpt_server;
struct svc_deferred_req *dr;
+ /* unregister with rpcbind for when transport type is TCP or UDP.
+ */
+ if (test_bit(XPT_RPCB_UNREG, &xprt->xpt_flags)) {
+ struct svc_sock *svsk = container_of(xprt, struct svc_sock,
+ sk_xprt);
+ struct socket *sock = svsk->sk_sock;
+
+ if (svc_register(serv, xprt->xpt_net, sock->sk->sk_family,
+ sock->sk->sk_protocol, 0) < 0)
+ pr_warn("failed to unregister %s with rpcbind\n",
+ xprt->xpt_class->xcl_name);
+ }
+
if (test_and_set_bit(XPT_DEAD, &xprt->xpt_flags))
return;
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index c0d5a27ba674..7b90abc5cf0e 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -836,6 +836,7 @@ static void svc_udp_init(struct svc_sock *svsk, struct svc_serv *serv)
/* data might have come in before data_ready set up */
set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
set_bit(XPT_CHNGBUF, &svsk->sk_xprt.xpt_flags);
+ set_bit(XPT_RPCB_UNREG, &svsk->sk_xprt.xpt_flags);
/* make sure we get destination address info */
switch (svsk->sk_sk->sk_family) {
@@ -1350,6 +1351,7 @@ static void svc_tcp_init(struct svc_sock *svsk, struct svc_serv *serv)
if (sk->sk_state == TCP_LISTEN) {
strcpy(svsk->sk_xprt.xpt_remotebuf, "listener");
set_bit(XPT_LISTENER, &svsk->sk_xprt.xpt_flags);
+ set_bit(XPT_RPCB_UNREG, &svsk->sk_xprt.xpt_flags);
sk->sk_data_ready = svc_tcp_listen_data_ready;
set_bit(XPT_CONN, &svsk->sk_xprt.xpt_flags);
} else {