diff options
| -rw-r--r-- | src/device/device_io_hid.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/device/device_io_hid.cpp b/src/device/device_io_hid.cpp index 721bed9ca..72f4c3bdb 100644 --- a/src/device/device_io_hid.cpp +++ b/src/device/device_io_hid.cpp @@ -44,7 +44,8 @@ namespace hw { static std::string safe_hid_error(hid_device *hwdev) { if (hwdev) { - return std::string((char*)hid_error(hwdev)); + const char* error_str = (const char*)hid_error(hwdev); + return std::string(error_str == nullptr ? "Unknown error" : error_str); } return std::string("NULL device"); } |