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block: vhdx: "signature" field is unused

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Prefix field with an _ to indicate that this is intentionally unused.
This resolved a nightly compiler check issue due to the unusued field.

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
This commit is contained in:
Rob Bradford 2024-03-24 18:13:02 +00:00 committed by Liu Wei
parent fd81a23fcc
commit b15e5923ab
1 changed files with 4 additions and 4 deletions
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8
block/src/vhdx/vhdx_header.rs
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@ -90,7 +90,7 @@ pub type Result<T> = std::result::Result<T, VhdxHeaderError>;
#[derive(Clone, Debug)]
pub struct FileTypeIdentifier {
pub signature: u64,
pub _signature: u64,
}
impl FileTypeIdentifier {
@ -98,14 +98,14 @@ impl FileTypeIdentifier {
pub fn new(f: &mut File) -> Result<FileTypeIdentifier> {
f.seek(SeekFrom::Start(FILE_START))
.map_err(VhdxHeaderError::SeekFileTypeIdentifier)?;
let signature = f
let _signature = f
.read_u64::<LittleEndian>()
.map_err(VhdxHeaderError::ReadFileTypeIdentifier)?;
if signature != VHDX_SIGN {
if _signature != VHDX_SIGN {
return Err(VhdxHeaderError::InvalidVHDXSign);
}
Ok(FileTypeIdentifier { signature })
Ok(FileTypeIdentifier { _signature })
}
}