From 8dc1e42515adbf0946a235b464b2fd41619cec04 Mon Sep 17 00:00:00 2001
From: Yashhwanth Ram <ryr397@gmail.com>
Date: Thu, 2 Jul 2020 11:33:37 +0530
Subject: [PATCH] libstd/net/tcp.rs: #![deny(unsafe_op_in_unsafe_fn)] Enclose
unsafe operations in unsafe blocks
---
src/libstd/net/tcp.rs | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/src/libstd/net/tcp.rs b/src/libstd/net/tcp.rs
index 9ac54dd5f7a65..47b8532b7a6e6 100644
--- a/src/libstd/net/tcp.rs
+++ b/src/libstd/net/tcp.rs
@@ -1,3 +1,4 @@
+#![deny(unsafe_op_in_unsafe_fn)]
use crate::io::prelude::*;
use crate::fmt;
@@ -583,7 +584,8 @@ impl Read for TcpStream {
#[inline]
unsafe fn initializer(&self) -> Initializer {
- Initializer::nop()
+ // SAFETY: Read is guaranteed to work on uninitialized memory
+ unsafe { Initializer::nop() }
}
}
#[stable(feature = "rust1", since = "1.0.0")]
@@ -622,7 +624,8 @@ impl Read for &TcpStream {
#[inline]
unsafe fn initializer(&self) -> Initializer {
- Initializer::nop()
+ // SAFETY: Read is guaranteed to work on uninitialized memory
+ unsafe { Initializer::nop() }
}
}
#[stable(feature = "rust1", since = "1.0.0")]