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fix: avoid unneeded allocation

pull/24376/head
Jake Goulding 2022-11-18 10:57:59 -05:00 committed by Carol (Nichols || Goulding)
parent 651b7a1ce6
commit eb6abb5d67
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1 changed files with 2 additions and 2 deletions
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4
wal/src/lib.rs
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@ -543,14 +543,14 @@ impl SegmentFileReader {
} }
async fn is_segment_stream(f: &mut Pin<Box<dyn AsyncRead>>) -> Result<()> { async fn is_segment_stream(f: &mut Pin<Box<dyn AsyncRead>>) -> Result<()> {
let mut header = vec![0u8; FILE_TYPE_IDENTIFIER.len()]; let mut header = [0u8; FILE_TYPE_IDENTIFIER.len()];
f.read_exact(&mut header) f.read_exact(&mut header)
.await .await
.context(UnableToReadFileMetadataSnafu)?; .context(UnableToReadFileMetadataSnafu)?;
ensure!( ensure!(
header == FILE_TYPE_IDENTIFIER, header == FILE_TYPE_IDENTIFIER,
SegmentFileIdentifierMismatchSnafu {} SegmentFileIdentifierMismatchSnafu,
); );
Ok(()) Ok(())