fuse: notify: don't move pages

[firefly-linux-kernel-4.4.55.git] / fs / nfsd / nfsctl.c

diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 7f555179bf81b725364e558f76ba20ccfa2fb4ad..f34d9de802abc7bfea33c14388020abcfcd007dc 100644 (file)
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -699,6 +699,11 @@ static ssize_t __write_ports_addfd(char *buf, struct net *net)
        if (err != 0 || fd < 0)
                return -EINVAL;
 
+       if (svc_alien_sock(net, fd)) {
+               printk(KERN_ERR "%s: socket net is different to NFSd's one\n", __func__);
+               return -EINVAL;
+       }
+
        err = nfsd_create_serv(net);
        if (err != 0)
                return err;