} catch (PrivilegedActionException e) {
                if (e.getException() instanceof SmbException) {
                    throw (SmbException) e.getException();
                }
                throw new SmbException("Unexpected exception during context initialization", e);
            }
        }

                    this.credits.release(grantedCredits);
                }
            }
        }

        if (!response.isReceived()) {
            throw new IOException("No response", response.getException());
        }
        return response;

    }

    private <T extends CommonServerMessageBlockResponse> T setupResponses(final CommonServerMessageBlockRequest request, T response)