Fix some clippy lints

src/backend/graphics/egl/ffi.rs

@@ -13,10 +13,12 @@ pub type NativeDisplayType = *const c_void;
 pub type NativePixmapType = *const c_void;
 pub type NativeWindowType = *const c_void;
 
+#[cfg_attr(feature = "cargo-clippy", allow(clippy))]
 pub mod gl {
     include!(concat!(env!("OUT_DIR"), "/gl_bindings.rs"));
 }
 
+#[cfg_attr(feature = "cargo-clippy", allow(clippy))]
 pub mod egl {
     use super::*;
     use libloading::Library;

src/backend/graphics/egl/mod.rs

@@ -1,10 +1,11 @@
 //! Common traits and types for egl rendering
 
-/// Large parts of this module are taken from
-/// https://github.com/tomaka/glutin/tree/044e651edf67a2029eecc650dd42546af1501414/src/api/egl/
-///
-/// It therefore falls under glutin's Apache 2.0 license
-/// (see https://github.com/tomaka/glutin/tree/044e651edf67a2029eecc650dd42546af1501414/LICENSE)
+// Large parts of this module are taken from
+// https://github.com/tomaka/glutin/tree/044e651edf67a2029eecc650dd42546af1501414/src/api/egl/
+//
+// It therefore falls under glutin's Apache 2.0 license
+// (see https://github.com/tomaka/glutin/tree/044e651edf67a2029eecc650dd42546af1501414/LICENSE)
+
 use super::GraphicsBackend;
 use nix::libc::c_void;
 use std::fmt;

src/backend/graphics/egl/wayland.rs

@@ -1,4 +1,4 @@
-//! Wayland specific EGL functionality - EGL based WlBuffers.
+//! Wayland specific EGL functionality - EGL based `WlBuffer`s.
 //!
 //! The types of this module can be used to initialize hardware acceleration rendering
 //! based on EGL for clients as it may enabled usage of `EGLImage` based `WlBuffer`s.
@@ -81,7 +81,7 @@ impl From<EglExtensionNotSupportedError> for BufferAccessError {
     }
 }
 
-/// Error that might happen when binding an EGLImage to a gl texture
+/// Error that might happen when binding an `EGLImage` to a gl texture
 #[derive(Debug, Clone, PartialEq)]
 pub enum TextureCreationError {
     /// The given plane index is out of bounds

src/backend/udev.rs

@@ -123,7 +123,7 @@ impl<H: DrmHandler<SessionFdDrmDevice> + 'static, S: Session + 'static, T: UdevH
                     },
                     Err(err) => {
                         warn!(logger, "Failed to initialize device {:?}. Error: {:?}. Skipping", path, err);
-                        return None;
+                        None
                     }
                 }
             })