diff options
Diffstat (limited to 'libusb/os/windows_usbdk.c')
| -rw-r--r-- | libusb/os/windows_usbdk.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/libusb/os/windows_usbdk.c b/libusb/os/windows_usbdk.c index 9c3e8fd..bb370ca 100644 --- a/libusb/os/windows_usbdk.c +++ b/libusb/os/windows_usbdk.c @@ -286,7 +286,6 @@ static void usbdk_device_init(libusb_device *dev, PUSB_DK_DEVICE_INFO info) // Addresses in libusb are 1-based dev->device_address = (uint8_t)(info->Port + 1); - dev->num_configurations = info->DeviceDescriptor.bNumConfigurations; memcpy(&dev->device_descriptor, &info->DeviceDescriptor, LIBUSB_DT_DEVICE_SIZE); switch (info->Speed) { @@ -373,9 +372,6 @@ static int usbdk_get_config_descriptor(struct libusb_device *dev, uint8_t config PUSB_CONFIGURATION_DESCRIPTOR config_header; size_t size; - if (config_index >= dev->num_configurations) - return LIBUSB_ERROR_INVALID_PARAM; - config_header = (PUSB_CONFIGURATION_DESCRIPTOR)priv->config_descriptors[config_index]; size = min(config_header->wTotalLength, len); @@ -390,7 +386,7 @@ static int usbdk_get_config_descriptor_by_value(struct libusb_device *dev, uint8 PUSB_CONFIGURATION_DESCRIPTOR config_header; uint8_t index; - for (index = 0; index < dev->num_configurations; index++) { + for (index = 0; index < dev->device_descriptor.bNumConfigurations; index++) { config_header = priv->config_descriptors[index]; if (config_header->bConfigurationValue == bConfigurationValue) { *buffer = (unsigned char *)priv->config_descriptors[index]; |