diff --git a/module_usb_audio/endpoint0/descriptors.h b/module_usb_audio/endpoint0/descriptors.h
index 1b938cde..631164c9 100644
--- a/module_usb_audio/endpoint0/descriptors.h
+++ b/module_usb_audio/endpoint0/descriptors.h
@@ -1842,7 +1842,7 @@ USB_Config_Descriptor_Audio2_t cfgDesc_Audio2=
 #endif /* IAP */
 
 #ifdef HID_CONTROLS
-    .HID_Interface = 
+    .HID_Interface =
     {
         9,                             /* 0  bLength : Size of descriptor in Bytes */
         4,                             /* 1  bDescriptorType (Interface: 0x04)*/
@@ -1855,7 +1855,7 @@ USB_Config_Descriptor_Audio2_t cfgDesc_Audio2=
         0,                             /* 8  iInterface */
     },
 
-    { 
+    {
         9,                             /* 0  bLength : Size of descriptor in Bytes */
         0x21,                          /* 1  bDescriptorType (HID) */
         0x10,                          /* 2  bcdHID */
@@ -1865,9 +1865,9 @@ USB_Config_Descriptor_Audio2_t cfgDesc_Audio2=
         0x22,                          /* 6  bDescriptorType[0] (Report) */
         sizeof(hidReportDescriptor) & 0xff,/* 7  wDescriptorLength[0] */
         sizeof(hidReportDescriptor) >> 8,  /* 8  wDescriptorLength[0] */
-    }, 
+    },
 
-    .HID_In_Endpoint = 
+    .HID_In_Endpoint =
     {
         /* Endpoint descriptor (IN) */
         0x7,                           /* 0  bLength */
@@ -1884,7 +1884,7 @@ USB_Config_Descriptor_Audio2_t cfgDesc_Audio2=
 
 #ifdef HID_CONTROLS
 unsigned char hidDescriptor[] =
-{ 
+{
     9,                             /* 0  bLength : Size of descriptor in Bytes */
     0x21,                          /* 1  bDescriptorType (HID) */
     0x10,                          /* 2  bcdHID */
@@ -1894,7 +1894,7 @@ unsigned char hidDescriptor[] =
     0x22,                          /* 6  bDescriptorType[0] (Report) */
     sizeof(hidReportDescriptor) & 0xff,/* 7  wDescriptorLength[0] */
     sizeof(hidReportDescriptor) >> 8,  /* 8  wDescriptorLength[0] */
-}; 
+};
 #endif
 
 
diff --git a/module_usb_audio/endpoint0/endpoint0.c b/module_usb_audio/endpoint0/endpoint0.c
index 55cee49b..e026bb39 100755
--- a/module_usb_audio/endpoint0/endpoint0.c
+++ b/module_usb_audio/endpoint0/endpoint0.c
@@ -380,7 +380,7 @@ void Endpoint0(chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
                             {
                                 /* High byte of wValue is descriptor type */
                                 unsigned descriptorType = sp.wValue & 0xff00;
-                    
+
                                 switch (descriptorType)
                                 {
                                     case HID_HID: