Fix clippy errors and warnings

Gnurou / v4l2r

Rust bindings for V4L2

MIT License

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Closed keiichiw closed 4 years ago

keiichiw commented 4 years ago

Most of fixes are trivial, but please take a look at clippy::drop_ref one and missing_safety_doc one.

Gnurou commented 4 years ago

Thank you for this! I will try to cargo clippy more often. :P