pNFS/flexfiles: Fix an XDR encoding bug in layoutreturn

We must not skip encoding the statistics, or the server will see an
XDR encoding error.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: stable@vger.kernel.org # 4.0+

diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 405f46ba490e50df3635f125fb24a40e5b984899..2a2e2d8ddee52e0e0473864e4e05cbd5215a37b5 100644 (file)
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -1859,11 +1859,9 @@ ff_layout_encode_layoutreturn(struct pnfs_layout_hdr *lo,
        start = xdr_reserve_space(xdr, 4);
        BUG_ON(!start);
 
-       if (ff_layout_encode_ioerr(flo, xdr, args))
-               goto out;
-
+       ff_layout_encode_ioerr(flo, xdr, args);
        ff_layout_encode_iostats(flo, xdr, args);
-out:
+
        *start = cpu_to_be32((xdr->p - start - 1) * 4);
        dprintk("%s: Return\n", __func__);
 }