Replace uninitialized with MaybeUninit

1 files changed, 4 insertions, 3 deletions

diff --git a/alacritty_terminal/src/tty/unix.rs b/alacritty_terminal/src/tty/unix.rs
index 8ed8ba03..e666eeba 100644
--- a/alacritty_terminal/src/tty/unix.rs
+++ b/alacritty_terminal/src/tty/unix.rs
@@ -13,7 +13,6 @@
 // limitations under the License.
 //
 //! tty related functionality
-//!
 
 use crate::config::{Config, Shell};
 use crate::display::OnResize;
@@ -36,6 +35,7 @@ use std::os::unix::{
 use std::process::{Child, Command, Stdio};
 use std::ptr;
 use std::sync::atomic::{AtomicUsize, Ordering};
+use std::mem::MaybeUninit;
 
 /// Process ID of child process
 ///
@@ -91,15 +91,16 @@ struct Passwd<'a> {
 /// If `buf` is changed while `Passwd` is alive, bad thing will almost certainly happen.
 fn get_pw_entry(buf: &mut [i8; 1024]) -> Passwd<'_> {
     // Create zeroed passwd struct
-    let mut entry: libc::passwd = unsafe { ::std::mem::uninitialized() };
+    let mut entry: MaybeUninit<libc::passwd> = MaybeUninit::uninit();
 
     let mut res: *mut libc::passwd = ptr::null_mut();
 
     // Try and read the pw file.
     let uid = unsafe { libc::getuid() };
     let status = unsafe {
-        libc::getpwuid_r(uid, &mut entry, buf.as_mut_ptr() as *mut _, buf.len(), &mut res)
+        libc::getpwuid_r(uid, entry.as_mut_ptr(), buf.as_mut_ptr() as *mut _, buf.len(), &mut res)
     };
+    let entry = unsafe { entry.assume_init() };
 
     if status < 0 {
         die!("getpwuid_r failed");