Unregister both AF_INET and AF_INET6 capabilities for a service advertised
in the local rpcbind database.
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
net/sunrpc/svc.c | 37 +++++++++++++++++++++++++++++++++----
1 files changed, 33 insertions(+), 4 deletions(-)
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 576efa7..42f83b4 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -28,6 +28,18 @@
#define RPCDBG_FACILITY RPCDBG_SVCDSP
+#ifdef CONFIG_SUNRPC_REGISTER_V4
+static const struct sockaddr_in svc_inaddr_any = {
+ .sin_family = AF_INET,
+ .sin_addr.s_addr = htonl(INADDR_ANY),
+};
+
+static const struct sockaddr_in6 svc_in6addr_any = {
+ .sin6_family = AF_INET6,
+ .sin6_addr = IN6ADDR_ANY_INIT,
+};
+#endif
+
#define svc_serv_is_pooled(serv) ((serv)->sv_function)
/*
@@ -800,20 +812,37 @@ static void __svc_unregister(struct svc_program *program, u32 version)
{
int error, boolean = 0;
+#ifdef CONFIG_SUNRPC_REGISTER_V4
+ error = rpcb_v4_register(program->pg_prog, version,
+ (struct sockaddr *)&svc_inaddr_any,
+ "", &boolean);
+ dprintk("svc: svc_unregister(%sv%u, AF_INET), error %d, %s\n",
+ program->pg_name, version, error,
+ (boolean ? "succeeded" : "failed"));
+
+ boolean = 0;
+ error = rpcb_v4_register(program->pg_prog, version,
+ (struct sockaddr *)&svc_in6addr_any,
+ "", &boolean);
+ dprintk("svc: svc_unregister(%sv%u, AF_INET6), error %d, %s\n",
+ program->pg_name, version, error,
+ (boolean ? "succeeded" : "failed"));
+#else
error = rpcb_register(program->pg_prog, version, 0, 0, &boolean);
dprintk("svc: svc_unregister(%sv%u), error %d, %s\n",
program->pg_name, version, error,
(boolean ? "succeeded" : "failed"));
+#endif
}
/**
* svc_unregister - remove an RPC server from the local rpcbind database
* @serv: svc_serv struct for the service to register
*
- * All transport protocols and ports for this service are removed from
- * the local rpcbind database. The result of unregistration is reported
- * via dprintk for those who want verification of the result, but is
- * otherwise not important.
+ * All address families, transport protocols, and ports for this service
+ * are removed from the local rpcbind database. The result of unregis-
+ * tration is reported via dprintk for those who want verification of the
+ * result, but is otherwise not important.
*/
void svc_unregister(const struct svc_serv *serv)
{
--
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