1 files changed, 6 insertions, 6 deletions
diff --git a/src/libstd/sys/unix/condvar.rs b/src/libstd/sys/unix/condvar.rs
index 47fb6792f08..4201de794b7 100644
--- a/src/libstd/sys/unix/condvar.rs
+++ b/src/libstd/sys/unix/condvar.rs
@@ -40,15 +40,15 @@ impl Condvar {
                   target_os = "android",
                   target_os = "hermit")))]
     pub unsafe fn init(&mut self) {
-        use crate::mem;
-        let mut attr: libc::pthread_condattr_t = mem::uninitialized();
-        let r = libc::pthread_condattr_init(&mut attr);
+        use crate::mem::MaybeUninit;
+        let mut attr = MaybeUninit::<libc::pthread_condattr_t>::uninit();
+        let r = libc::pthread_condattr_init(attr.as_mut_ptr());
         assert_eq!(r, 0);
-        let r = libc::pthread_condattr_setclock(&mut attr, libc::CLOCK_MONOTONIC);
+        let r = libc::pthread_condattr_setclock(attr.as_mut_ptr(), libc::CLOCK_MONOTONIC);
         assert_eq!(r, 0);
-        let r = libc::pthread_cond_init(self.inner.get(), &attr);
+        let r = libc::pthread_cond_init(self.inner.get(), attr.as_ptr());
         assert_eq!(r, 0);
-        let r = libc::pthread_condattr_destroy(&mut attr);
+        let r = libc::pthread_condattr_destroy(attr.as_mut_ptr());
         assert_eq!(r, 0);
     }