diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index e32e6b8..f628b0f 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -27,6 +27,9 @@
 #include <linux/workqueue.h>
 #include <linux/sunrpc/rpc_pipe_fs.h>
 #include <linux/sunrpc/cache.h>
+#include <linux/nsproxy.h>
+
+#include "netns.h"
 
 static struct vfsmount *rpc_mnt __read_mostly;
 static int rpc_mount_count;
@@ -1011,6 +1014,7 @@
 	}
 	if (rpc_populate(root, files, RPCAUTH_lockd, RPCAUTH_RootEOF, NULL))
 		return -ENOMEM;
+	sb->s_fs_info = get_net(net);
 	return 0;
 }
 
@@ -1021,11 +1025,19 @@
 	return mount_ns(fs_type, flags, current->nsproxy->net_ns, rpc_fill_super);
 }
 
+void rpc_kill_sb(struct super_block *sb)
+{
+	struct net *net = sb->s_fs_info;
+
+	put_net(net);
+	kill_litter_super(sb);
+}
+
 static struct file_system_type rpc_pipe_fs_type = {
 	.owner		= THIS_MODULE,
 	.name		= "rpc_pipefs",
 	.mount		= rpc_mount,
-	.kill_sb	= kill_litter_super,
+	.kill_sb	= rpc_kill_sb,
 };
 
 static void