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fix reversed empty range in try_from_bytes #11

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fix reversed empty range in try_from_bytes #11

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3 changes: 1 addition & 2 deletions librustzcash/zcash_primitives/src/bft.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -685,13 +685,12 @@ impl FatPointerToBftBlock {
buf
}

#[allow(clippy::reversed_empty_ranges)]
pub fn try_from_bytes(bytes: &[u8]) -> Option<Self> {
if bytes.len() < 76 - 32 + 2 {
return None;
}
let vote_for_block_without_finalizer_public_key = bytes[0..76 - 32].try_into().unwrap();
let len = u16::from_le_bytes(bytes[76 - 32..2].try_into().unwrap()) as usize;
let len = u16::from_le_bytes(bytes[76 - 32..76 - 32 + 2].try_into().unwrap()) as usize;

if 76 - 32 + 2 + len * (32 + 64) > bytes.len() {
return None;
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