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Merge pull request #10103 from AdmiralCurtiss/cheat-search-length-underflow

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Core/CheatSearch: Avoid length underflow on new search.
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Mai M 2021-09-19 16:09:43 -04:00 committed by GitHub
commit ca2589f7df
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1 changed files with 7 additions and 0 deletions
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7
Source/Core/Core/CheatSearch.cpp
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@ -212,9 +212,16 @@ Cheats::NewSearch(const std::vector<Cheats::MemoryRange>& memory_ranges,
for (const Cheats::MemoryRange& range : memory_ranges)
{
if (range.m_length < data_size)
continue;
const u32 increment_per_loop = aligned ? data_size : 1;
const u32 start_address = aligned ? Common::AlignUp(range.m_start, data_size) : range.m_start;
const u64 aligned_length = range.m_length - (start_address - range.m_start);
if (aligned_length < data_size)
continue;
const u64 length = aligned_length - (data_size - 1);
for (u64 i = 0; i < length; i += increment_per_loop)
{