diff options
Diffstat (limited to 'src/usbh_driver_hid.c')
-rw-r--r-- | src/usbh_driver_hid.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/usbh_driver_hid.c b/src/usbh_driver_hid.c index 54956b2..0e90ab0 100644 --- a/src/usbh_driver_hid.c +++ b/src/usbh_driver_hid.c @@ -28,6 +28,7 @@ #include <libopencm3/usb/usbstd.h> #include <libopencm3/usb/hid.h> #include <stdint.h> +#include <stddef.h> #define USB_HID_SET_REPORT 0x09 #define USB_HID_SET_IDLE 0x0A @@ -100,7 +101,7 @@ static void *init(void *usbh_dev) } uint32_t i; - hid_device_t *drvdata = 0; + hid_device_t *drvdata = NULL; // find free data space for HID device for (i = 0; i < USBH_HID_MAX_DEVICES; i++) { |