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Reduce scope of unsafe block in sun_path_offset

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This commit is contained in:
Daniel Kolsoi 2018-03-23 17:01:34 -04:00
parent 55e1104dd9
commit fdde09c70c
1 changed files with 5 additions and 7 deletions
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12
src/libstd/sys/unix/ext/net.rs
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@ -51,13 +51,11 @@ use libc::MSG_NOSIGNAL;
const MSG_NOSIGNAL: libc::c_int = 0x0;
fn sun_path_offset() -> usize {
unsafe {
// Work with an actual instance of the type since using a null pointer is UB
let addr: libc::sockaddr_un = mem::uninitialized();
let base = &addr as *const _ as usize;
let path = &addr.sun_path as *const _ as usize;
path - base
}
// Work with an actual instance of the type since using a null pointer is UB
let addr: libc::sockaddr_un = unsafe { mem::uninitialized() };
let base = &addr as *const _ as usize;
let path = &addr.sun_path as *const _ as usize;
path - base
}
unsafe fn sockaddr_un(path: &Path) -> io::Result<(libc::sockaddr_un, libc::socklen_t)> {