From afb6a9479e904eae086008b75913c8114c901e68 Mon Sep 17 00:00:00 2001
From: Jack Grigg <thestr4d@gmail.com>
Date: Thu, 28 Nov 2019 17:14:36 +0000
Subject: [PATCH] Use slice::copy_within in read_certificate

---
 src/certificate.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/certificate.rs b/src/certificate.rs
index a4e0ab8..71a3db4 100644
--- a/src/certificate.rs
+++ b/src/certificate.rs
@@ -40,7 +40,6 @@ use crate::{
     Buffer,
 };
 use log::error;
-use std::ptr;
 use zeroize::Zeroizing;
 
 /// Certificates
@@ -124,10 +123,7 @@ pub(crate) fn read_certificate(txn: &Transaction<'_>, slot: SlotId) -> Result<Bu
             return Ok(Zeroizing::new(vec![]));
         }
 
-        unsafe {
-            ptr::copy(buf.as_ptr().add(offset), buf.as_mut_ptr(), len);
-        }
-
+        buf.copy_within(offset..offset + len, 0);
         buf.truncate(len);
     }