make buffer big enough

Author: Michael Ammann

libraries/USBHost/USBHost/USBHost.cpp

@@ -852,7 +852,7 @@ USB_TYPE USBHost::enumerate(USBDeviceConnected * dev, IUSBEnumerator* pEnumerato
 
     pEnumerator->setVidPid( data[8] | (data[9] << 8), data[10] | (data[11] << 8) );
 
-    res = getConfigurationDescriptor(dev, data, 300, &total_conf_descr_length);
+    res = getConfigurationDescriptor(dev, data, sizeof(data), &total_conf_descr_length);
     if (res != USB_TYPE_OK) {
         usb_mutex.unlock();
         return res;

libraries/USBHost/USBHost/USBHost.h

@@ -272,7 +272,7 @@ class USBHost : public USBHALHost {
     Mutex td_mutex;
 
     // buffer for conf descriptor
-    uint8_t data[300];
+    uint8_t data[415];
 
     /**
     * Add a transfer on the TD linked list associated to an ED