> Maybe is_wired could be close to other bools below, to improve avoid > holes in the structure? Possibly, I put `name`, `is_wired` and `sidetone_max` together, since they only depend on the device model and are set once. > Missing newline. Done > I'm not familiar with the hid_hw_raw_request() API, but I think that a > kfree(send_buf) is missing here. The `__free(kfree)` on the declaration should take care of that > Nitpick: No need to init. Thanks, but that `ret` won't be in the next revision anyway > You could save 2 lines if ret was initialized when declared. Could I? Wouldn't it get overwritten by `hid_hw_raw_request`? > devm_kasprintf() would simplify this. Well that's a lot simpler... Thanks, Stuart