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vmm: Make thread local initialiser constant

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Beta clippy fix:

warning: initializer for `thread_local` value can be made `const`
  --> vmm/src/sigwinch_listener.rs:27:40
   |
27 |     static TX: RefCell<Option<File>> = RefCell::new(None);
   |                                        ^^^^^^^^^^^^^^^^^^ help: replace with: `const { RefCell::new(None) }`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#thread_local_initializer_can_be_made_const
   = note: `#[warn(clippy::thread_local_initializer_can_be_made_const)]` on by default

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
This commit is contained in:
Rob Bradford 2024-02-06 21:02:54 +00:00
parent e70bf59809
commit 9dfc39d336
1 changed files with 1 additions and 1 deletions
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2
vmm/src/sigwinch_listener.rs
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@ -24,7 +24,7 @@ use vmm_sys_util::signal::register_signal_handler;
thread_local! { thread_local! {
// The tty file descriptor is stored in a global variable so it // The tty file descriptor is stored in a global variable so it
// can be accessed by a signal handler. // can be accessed by a signal handler.
static TX: RefCell<Option<File>> = RefCell::new(None); static TX: RefCell<Option<File>> = const { RefCell::new(None) };
} }
fn with_tx<R, F: FnOnce(&File) -> R>(f: F) -> R { fn with_tx<R, F: FnOnce(&File) -> R>(f: F) -> R {