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Oops - with new changes to the way the device Configuration Descriptor is retrieved from the device, ensure that the correct position pointer is cast when extracting descriptor parameters.

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Dean Camera committed 2009-08-31 08:27:48 +00:00
1 parent 7fbb759287
commit f9f1bcc25c
12 files changed
+20 -20
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Demos/Host/LowLevel/PrinterHost/ConfigDescriptor.c
+3 -3
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@@ -61,8 +61,8 @@ uint8_t ProcessConfigurationDescriptor(void)
return NoInterfaceFound;
}
PrinterInterfaceNumber = DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).InterfaceNumber;
PrinterAltSetting = DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).AlternateSetting;
PrinterInterfaceNumber = DESCRIPTOR_CAST(CurrConfigLocation, USB_Descriptor_Interface_t).InterfaceNumber;
PrinterAltSetting = DESCRIPTOR_CAST(CurrConfigLocation, USB_Descriptor_Interface_t).AlternateSetting;
/* Get the IN and OUT data endpoints for the printer interface */
while (FoundEndpoints != ((1 << PRINTER_DATA_OUT_PIPE) | (1 << PRINTER_DATA_IN_PIPE)))
@@ -74,7 +74,7 @@ uint8_t ProcessConfigurationDescriptor(void)
return NoEndpointFound;
}
USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(CurrConfigLocation, USB_Descriptor_Endpoint_t);
/* Check if the endpoint is a bulk IN or bulk OUT endpoint, set appropriate globals */
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)