1 files changed, 3 insertions, 9 deletions
diff --git a/src/io/util/buf_stream.rs b/src/io/util/buf_stream.rs
index a56a451..cc857e2 100644
--- a/src/io/util/buf_stream.rs
+++ b/src/io/util/buf_stream.rs
@@ -1,9 +1,8 @@
 use crate::io::util::{BufReader, BufWriter};
-use crate::io::{AsyncBufRead, AsyncRead, AsyncWrite};
+use crate::io::{AsyncBufRead, AsyncRead, AsyncWrite, ReadBuf};
 
 use pin_project_lite::pin_project;
 use std::io;
-use std::mem::MaybeUninit;
 use std::pin::Pin;
 use std::task::{Context, Poll};
 
@@ -137,15 +136,10 @@ impl<RW: AsyncRead + AsyncWrite> AsyncRead for BufStream<RW> {
     fn poll_read(
         self: Pin<&mut Self>,
         cx: &mut Context<'_>,
-        buf: &mut [u8],
-    ) -> Poll<io::Result<usize>> {
+        buf: &mut ReadBuf<'_>,
+    ) -> Poll<io::Result<()>> {
         self.project().inner.poll_read(cx, buf)
     }
-
-    // we can't skip unconditionally because of the large buffer case in read.
-    unsafe fn prepare_uninitialized_buffer(&self, buf: &mut [MaybeUninit<u8>]) -> bool {
-        self.inner.prepare_uninitialized_buffer(buf)
-    }
 }
 
 impl<RW: AsyncRead + AsyncWrite> AsyncBufRead for BufStream<RW> {