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https://github.com/RGBCube/serenity
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DynamicLoader: Always make .data segment read+write
Let's just ignore the program header and always go with read+write. Nothing else makes sense anyway.
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2 changed files with 1 additions and 11 deletions
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@ -372,7 +372,7 @@ void DynamicLoader::load_program_headers()
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auto* data_segment = (u8*)mmap_with_name(
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data_segment_address,
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data_segment_size,
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data_region.value().mmap_prot(),
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PROT_READ | PROT_WRITE,
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MAP_ANONYMOUS | MAP_PRIVATE | MAP_FIXED,
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0,
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0,
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@ -575,15 +575,6 @@ void DynamicLoader::call_object_init_functions()
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}
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}
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u32 DynamicLoader::ProgramHeaderRegion::mmap_prot() const
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{
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int prot = 0;
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prot |= is_executable() ? PROT_EXEC : 0;
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prot |= is_readable() ? PROT_READ : 0;
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prot |= is_writable() ? PROT_WRITE : 0;
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return prot;
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}
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Optional<DynamicObject::SymbolLookupResult> DynamicLoader::lookup_symbol(const ELF::DynamicObject::Symbol& symbol) const
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{
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return m_dynamic_object->lookup_symbol(symbol);
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