From 1400815a33d28754d619000fe65d5f492fd1ead5 Mon Sep 17 00:00:00 2001
From: Alphyr <47725341+a1phyr@users.noreply.github.com>
Date: Tue, 19 Nov 2024 16:01:37 +0100
Subject: [PATCH] Improve `fill_zeroes`' use of `ptr::write_bytes` (#284)

---
 src/lib.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 2d7f270..a3700d1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -532,8 +532,8 @@ pub fn fill_zeroes<T: Zeroable>(slice: &mut [T]) {
     slice.iter_mut().for_each(write_zeroes);
   } else {
     // Otherwise we can be really fast and just fill everthing with zeros.
-    let len = core::mem::size_of_val::<[T]>(slice);
-    unsafe { core::ptr::write_bytes(slice.as_mut_ptr() as *mut u8, 0u8, len) }
+    let len = slice.len();
+    unsafe { core::ptr::write_bytes(slice.as_mut_ptr(), 0u8, len) }
   }
 }