svcrpc: destroy server sockets all at once

There's no reason I can see that we need to call sv_shutdown between
closing the two lists of sockets.

Cc: stable@kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index 85c50b4..c84e974 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -34,7 +34,7 @@
 /*
  * Function prototypes.
  */
-void		svc_close_all(struct list_head *);
+void		svc_close_all(struct svc_serv *);
 int		svc_recv(struct svc_rqst *, long);
 int		svc_send(struct svc_rqst *);
 void		svc_drop(struct svc_rqst *);
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 6e03888..60babf0 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -528,16 +528,11 @@
 
 	del_timer_sync(&serv->sv_temptimer);
 
-	svc_close_all(&serv->sv_tempsocks);
+	svc_close_all(serv);
 
 	if (serv->sv_shutdown)
 		serv->sv_shutdown(serv);
 
-	svc_close_all(&serv->sv_permsocks);
-
-	BUG_ON(!list_empty(&serv->sv_permsocks));
-	BUG_ON(!list_empty(&serv->sv_tempsocks));
-
 	cache_clean_deferred(serv);
 
 	if (svc_serv_is_pooled(serv))
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 8046c6d..099ddf9 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -929,7 +929,7 @@
 }
 EXPORT_SYMBOL_GPL(svc_close_xprt);
 
-void svc_close_all(struct list_head *xprt_list)
+static void svc_close_list(struct list_head *xprt_list)
 {
 	struct svc_xprt *xprt;
 	struct svc_xprt *tmp;
@@ -947,6 +947,15 @@
 	}
 }
 
+void svc_close_all(struct svc_serv *serv)
+{
+	svc_close_list(&serv->sv_tempsocks);
+	svc_close_list(&serv->sv_permsocks);
+	BUG_ON(!list_empty(&serv->sv_permsocks));
+	BUG_ON(!list_empty(&serv->sv_tempsocks));
+
+}
+
 /*
  * Handle defer and revisit of requests
  */