diff options
Diffstat (limited to 'Demos/Host/KeyboardHostWithParser/ConfigDescriptor.c')
| -rw-r--r-- | Demos/Host/KeyboardHostWithParser/ConfigDescriptor.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/Demos/Host/KeyboardHostWithParser/ConfigDescriptor.c b/Demos/Host/KeyboardHostWithParser/ConfigDescriptor.c index 9b56823ef..9cdf6f88a 100644 --- a/Demos/Host/KeyboardHostWithParser/ConfigDescriptor.c +++ b/Demos/Host/KeyboardHostWithParser/ConfigDescriptor.c @@ -49,7 +49,6 @@ uint8_t ProcessConfigurationDescriptor(void) {
uint8_t* ConfigDescriptorData;
uint16_t ConfigDescriptorSize;
- uint8_t ErrorCode;
/* Get Configuration Descriptor size from the device */
if (USB_GetDeviceConfigDescriptor(&ConfigDescriptorSize, NULL) != HOST_SENDCONTROL_Successful)
@@ -70,14 +69,16 @@ uint8_t ProcessConfigurationDescriptor(void) return InvalidConfigDataReturned;
/* Get the keyboard interface from the configuration descriptor */
- if ((ErrorCode = USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, NextKeyboardInterface)))
+ if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+ NextKeyboardInterface) != DESCRIPTOR_SEARCH_COMP_Found)
{
/* Descriptor not found, error out */
return NoHIDInterfaceFound;
}
/* Get the keyboard interface's HID descriptor */
- if ((ErrorCode = USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, NextHID)))
+ if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+ NextHID) != DESCRIPTOR_SEARCH_COMP_Found)
{
/* Descriptor not found, error out */
return NoHIDDescriptorFound;
@@ -87,8 +88,8 @@ uint8_t ProcessConfigurationDescriptor(void) HIDReportSize = DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_HID_t).HIDReportLength;
/* Get the keyboard interface's data endpoint descriptor */
- if ((ErrorCode = USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
- NextInterfaceKeyboardDataEndpoint)))
+ if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+ NextInterfaceKeyboardDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
{
/* Descriptor not found, error out */
return NoEndpointFound;
|