diff options
Diffstat (limited to 'libraries/HID')
| -rw-r--r-- | libraries/HID/HID.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/libraries/HID/HID.cpp b/libraries/HID/HID.cpp index 3a42699..8adf1a9 100644 --- a/libraries/HID/HID.cpp +++ b/libraries/HID/HID.cpp @@ -88,10 +88,11 @@ void HID_::AppendDescriptor(HIDSubDescriptor *node) int HID_::SendReport(uint8_t id, const void* data, int len) { - int ret = 0; - ret += USB_Send(pluggedEndpoint, &id, 1); - ret += USB_Send(pluggedEndpoint | TRANSFER_RELEASE, data, len); - return ret; + auto ret = USB_Send(pluggedEndpoint, &id, 1); + if(ret >= 0){ + ret += USB_Send(pluggedEndpoint | TRANSFER_RELEASE, data, len); + } + return ret; } bool HID_::setup(USBSetup& setup) |