cosmetic changes

3 files changed, 4 insertions, 4 deletions

diff --git a/app/dfu.c b/app/dfu.c
index 5aebe34..08e3bf9 100644
--- a/app/dfu.c
+++ b/app/dfu.c
@@ -60,8 +60,6 @@ dfu_control_request (usbd_device *usbd_dev, struct usb_setup_data *req,
   (void) len;
   (void) usbd_dev;
 
-  printf ("dfu_control_request %02x %02x\n", req->bmRequestType, req->bRequest);
-
   if ((req->bmRequestType & 0x7F) != 0x21) {
     return 0;  /* Only accept class request. */
   }
diff --git a/app/usb.c b/app/usb.c
index ea432ef..fc9e6ea 100644
--- a/app/usb.c
+++ b/app/usb.c
@@ -60,6 +60,7 @@ static const struct usb_config_descriptor config = {
   .bMaxPower = 0x32,
   .interface = ifaces,
 };
+#define N_USB_STRINGS  (sizeof(usb_strings)/sizeof(usb_strings[0]))
 
 static const char *usb_strings[] = {
   VENDOR_NAME, /*1*/
@@ -112,7 +113,7 @@ void  usb_init (void)
                           &dev,
                           &config,
                           usb_strings,
-                          6,
+                          N_USB_STRINGS,
                           usbd_control_buffer,
                           sizeof (usbd_control_buffer));
 
diff --git a/boot/usb.c b/boot/usb.c
index 1454750..7670491 100644
--- a/boot/usb.c
+++ b/boot/usb.c
@@ -51,6 +51,7 @@ static const char *usb_strings[] = {
   /* This string is used by ST Microelectronics' DfuSe utility. */
   "@Internal Flash   /0x08000000/04*016Kg,01*064Kg,07*128Kg",
 };
+#define N_USB_STRINGS  (sizeof(usb_strings)/sizeof(usb_strings[0]))
 
 void
 usb_set_config (usbd_device *usbd_dev, uint16_t wValue)
@@ -79,7 +80,7 @@ void usb (void)
   MAP_AF_100 (USB_DM, GPIO_AF10);
 
 
-  usbd_dev = usbd_init (&otgfs_usb_driver, &dev, &config, usb_strings, 4, usbd_control_buffer, sizeof (usbd_control_buffer));
+  usbd_dev = usbd_init (&otgfs_usb_driver, &dev, &config, usb_strings, N_USB_STRINGS, usbd_control_buffer, sizeof (usbd_control_buffer));
 
   OTG_FS_GCCFG |= OTG_GCCFG_NOVBUSSENS;
   OTG_FS_GCCFG &= ~OTG_GCCFG_VBUSASEN;