diff options
| -rw-r--r-- | scd/ccid-driver.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/scd/ccid-driver.c b/scd/ccid-driver.c index c165f6e30..69df17355 100644 --- a/scd/ccid-driver.c +++ b/scd/ccid-driver.c @@ -1653,15 +1653,13 @@ ccid_open_usb_reader (const char *spec_reader_name, goto leave; } - if (set_no != 0) + /* Submit SET_INTERFACE control transfer which can reset the device. */ + rc = libusb_set_interface_alt_setting (idev, ifc_no, set_no); + if (rc) { - rc = libusb_set_interface_alt_setting (idev, ifc_no, set_no); - if (rc) - { - DEBUGOUT_1 ("usb_set_interface_alt_setting failed: %d\n", rc); - rc = CCID_DRIVER_ERR_CARD_IO_ERROR; - goto leave; - } + DEBUGOUT_1 ("usb_set_interface_alt_setting failed: %d\n", rc); + rc = CCID_DRIVER_ERR_CARD_IO_ERROR; + goto leave; } rc = ccid_vendor_specific_init (*handle); |