From 9f530fa5fefc8a5d9d8441ac55bcb0577ad252bb Mon Sep 17 00:00:00 2001
From: wangboo <5417808+wangboa@user.noreply.gitee.com>
Date: Tue, 13 Dec 2022 18:37:21 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dfrom=5Fbuf=E7=9A=84bug,?=
 =?UTF-8?q?=E4=BD=BF=E7=94=A8=E5=86=85=E5=AD=98=E6=8B=B7=E8=B4=9D=E7=9A=84?=
 =?UTF-8?q?=E6=96=B9=E5=BC=8F=E5=AE=9E=E7=8E=B0?=
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---
 src/util/slice.rs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/util/slice.rs b/src/util/slice.rs
index 7616c13..fd12e02 100644
--- a/src/util/slice.rs
+++ b/src/util/slice.rs
@@ -22,12 +22,11 @@ impl Default for Slice {
 }
 
 impl Slice {
-    /// 从 &mut [u8] 转到 Slice
-    /// # Unsafe
-    /// 这里目前存在内存泄漏和double free问题, 先别用
-    pub unsafe fn from_buf(buf: &mut [u8]) -> Self {
+
+    /// 从 &mut [u8] 转到 Slice, 这里存在内存拷贝开销
+    pub fn from_buf(buf: &mut [u8]) -> Self {
         Self {
-            data: Vec::from_raw_parts(buf.as_mut_ptr(), buf.len(), buf.len())
+            data: buf.to_owned()
         }
     }
     /// 获取 slice 长度
-- 
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