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io: fix take pointer check #4437

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merged 1 commit into from Jan 28, 2022
Merged

io: fix take pointer check #4437

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3 changes: 1 addition & 2 deletions tokio/src/io/util/take.rs
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Expand Up @@ -84,11 +84,10 @@ impl<R: AsyncRead> AsyncRead for Take<R> {
return Poll::Ready(Ok(()));
}

let buf_ptr = buf.filled().as_ptr();

let me = self.project();
let mut b = buf.take(*me.limit_ as usize);

let buf_ptr = b.filled().as_ptr();
ready!(me.inner.poll_read(cx, &mut b))?;
assert_eq!(b.filled().as_ptr(), buf_ptr);

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