samples: rust: remove release method that's the same as the default impl

Signed-off-by: Alex Gaynor <alex.gaynor@gmail.com>
[normalized title]
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>

diff --git a/samples/rust/rust_semaphore.rs b/samples/rust/rust_semaphore.rs
index b7300d2aab6d71a83c66a64cfa5b53a6800215b0..eb1dcc202e719de011c22ea5dbe88e1da45906c7 100644 (file)
--- a/samples/rust/rust_semaphore.rs
+++ b/samples/rust/rust_semaphore.rs
@@ -109,8 +109,6 @@ impl FileOperations for FileState {
     fn ioctl(&self, file: &File, cmd: &mut IoctlCommand) -> KernelResult<i32> {
         cmd.dispatch(self, file)
     }
-
-    fn release(_obj: Box<Self>, _file: &File) {}
 }
 
 struct RustSemaphore {