nfs4: fix en/decode of SETXATTR4res

Acked-by: Lea Morschel
Target: master, 0.20

core/src/main/java/org/dcache/nfs/v4/xdr/SETXATTR4res.java

@@ -7,6 +7,7 @@
  * See http://www.dCache.ORG for details
  */
 package org.dcache.nfs.v4.xdr;
+import org.dcache.nfs.nfsstat;
 import org.dcache.oncrpc4j.rpc.*;
 import org.dcache.oncrpc4j.rpc.net.*;
 import org.dcache.oncrpc4j.xdr.*;
@@ -27,11 +28,17 @@ public class SETXATTR4res implements XdrAble {
     public void xdrEncode(XdrEncodingStream xdr)
            throws OncRpcException, IOException {
         xdr.xdrEncodeInt(sxr_status);
+        if (sxr_status == nfsstat.NFS_OK) {
+            sxr_info.xdrEncode(xdr);
+        }
     }
 
     public void xdrDecode(XdrDecodingStream xdr)
            throws OncRpcException, IOException {
         sxr_status = xdr.xdrDecodeInt();
+        if (sxr_status == nfsstat.NFS_OK) {
+            sxr_info = new change_info4(xdr);
+        }
     }
 }
 // End of SETXATTR4res.java