Fix problem where xcatd would error on end of stream

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@17022 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/sbin/xcatd

@@ -2024,7 +2024,8 @@ sub get_request {
         }
         return eval { XMLin($request, SuppressEmpty=>undef,ForceArray=>1) };
     } elsif ($encode eq "storable") {
-        return fd_retrieve($sock);
+        my $return = eval { fd_retrieve($sock); }; # suppres end of stream err
+        return $return;
     }
 }