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Unused Named Returns Can Be Removed #6

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code423n4 opened this issue Oct 8, 2021 · 1 comment
Open

Unused Named Returns Can Be Removed #6

code423n4 opened this issue Oct 8, 2021 · 1 comment
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bug Warden finding G (Gas Optimization) sponsor confirmed Sponsor agrees this is a problem and intends to fix it (OK to use w/ "disagree with severity")

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@code423n4
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ye0lde

Vulnerability details

Impact

Removing unused named return variables can reduce gas usage and improve code clarity.

Proof of Concept

The unused named return variables are here.

ChainlinkOracleWrapper.sol:
https://github.com/tracer-protocol/perpetual-pools-contracts/blob/646360b0549962352fe0c3f5b214ff8b5f73ba51/contracts/implementation/ChainlinkOracleWrapper.sol#L57-L67

LeveragedPool.sol
https://github.com/tracer-protocol/perpetual-pools-contracts/blob/646360b0549962352fe0c3f5b214ff8b5f73ba51/contracts/implementation/LeveragedPool.sol#L327-L340
https://github.com/tracer-protocol/perpetual-pools-contracts/blob/646360b0549962352fe0c3f5b214ff8b5f73ba51/contracts/implementation/LeveragedPool.sol#L353-L355

Tools Used

Visual Studio Code

Recommended Mitigation Steps

Remove the unused named return variables or use them instead of creating additional variables.
code423n4 added a commit that referenced this issue Oct 8, 2021
@code423n4
ye0lde issue #6
d4f1ac6
@CalabashSquash CalabashSquash added the sponsor confirmed Sponsor agrees this is a problem and intends to fix it (OK to use w/ "disagree with severity") label Oct 28, 2021
@GalloDaSballo
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Agree with the finding, would reccomend just deleting the extra names in the declaration as they are unused

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bug Warden finding G (Gas Optimization) sponsor confirmed Sponsor agrees this is a problem and intends to fix it (OK to use w/ "disagree with severity")
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@GalloDaSballo @CalabashSquash @code423n4