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shm: fix static_mut_refs lint

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This commit is contained in:
Christian Meissl 2024-09-22 17:15:14 +02:00
parent 627b9483fc
commit b95f375a8a
1 changed files with 3 additions and 3 deletions
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6
src/wayland/shm/pool.rs
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@ -48,7 +48,7 @@ thread_local!(static SIGBUS_GUARD: Cell<(*const MemMap, bool)> = const { Cell::n
/// SAFETY:
/// This will be only set in the `SIGBUS_INIT` closure, hence only once!
static mut OLD_SIGBUS_HANDLER: Option<libc::sigaction> = None;
static mut OLD_SIGBUS_HANDLER: libc::sigaction = unsafe { mem::zeroed() };
static SIGBUS_INIT: Once = Once::new();
#[derive(Debug)]
@ -313,7 +313,7 @@ unsafe fn place_sigbus_handler() {
action.sa_sigaction = sigbus_handler as _;
action.sa_flags = libc::SA_SIGINFO | libc::SA_NODEFER;
let old_action = OLD_SIGBUS_HANDLER.insert(mem::zeroed());
let old_action = std::ptr::addr_of_mut!(OLD_SIGBUS_HANDLER);
if libc::sigaction(libc::SIGBUS, &action, old_action) == -1 {
let e = rustix::io::Errno::from_raw_os_error(errno::errno().0);
panic!("sigaction failed for SIGBUS handler: {:?}", e);
@ -326,7 +326,7 @@ unsafe fn reraise_sigbus() {
unsafe {
libc::sigaction(
libc::SIGBUS,
OLD_SIGBUS_HANDLER.as_ref().unwrap(),
std::ptr::addr_of_mut!(OLD_SIGBUS_HANDLER),
ptr::null_mut(),
);
libc::raise(libc::SIGBUS);