X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/de5b16909a7d9cdedc5194cf74de9ec2e59b4d60..81998ce297fd9959f505e96a69337f3548db0d71:/Demos/Device/LowLevel/MassStorage/MassStorage.c

diff --git a/Demos/Device/LowLevel/MassStorage/MassStorage.c b/Demos/Device/LowLevel/MassStorage/MassStorage.c
index 5b0ab17ca..4b0b582dc 100644
--- a/Demos/Device/LowLevel/MassStorage/MassStorage.c
+++ b/Demos/Device/LowLevel/MassStorage/MassStorage.c
@@ -108,23 +108,16 @@ void EVENT_USB_Device_Disconnect(void)
  */
 void EVENT_USB_Device_ConfigurationChanged(void)
 {
-	/* Indicate USB connected and ready */
-	LEDs_SetAllLEDs(LEDMASK_USB_READY);
+	bool ConfigSuccess = true;
 
-	/* Setup Mass Storage In and Out Endpoints */
-	if (!(Endpoint_ConfigureEndpoint(MASS_STORAGE_IN_EPNUM, EP_TYPE_BULK,
-		                             ENDPOINT_DIR_IN, MASS_STORAGE_IO_EPSIZE,
-	                                 ENDPOINT_BANK_SINGLE)))
-	{
-		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-	}
-	
-	if (!(Endpoint_ConfigureEndpoint(MASS_STORAGE_OUT_EPNUM, EP_TYPE_BULK,
-		                             ENDPOINT_DIR_OUT, MASS_STORAGE_IO_EPSIZE,
-	                                 ENDPOINT_BANK_SINGLE)))
-	{
-		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-	}							   
+	/* Setup Mass Storage Data Endpoints */
+	ConfigSuccess &= Endpoint_ConfigureEndpoint(MASS_STORAGE_IN_EPNUM,  EP_TYPE_BULK, ENDPOINT_DIR_IN,
+	                                            MASS_STORAGE_IO_EPSIZE, ENDPOINT_BANK_SINGLE);
+	ConfigSuccess &= Endpoint_ConfigureEndpoint(MASS_STORAGE_OUT_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_OUT,
+	                                            MASS_STORAGE_IO_EPSIZE, ENDPOINT_BANK_SINGLE);
+
+	/* Indicate endpoint configuration success or failure */
+	LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);							   
 }
 
 /** Event handler for the USB_UnhandledControlPacket event. This is used to catch standard and class specific