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core/kernel: return ENOMEM if memory area size is zero

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Daniel R 2024-08-24 19:53:24 +02:00
parent 7cd7323f98
commit 902d279c0a
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GPG Key ID: B8ADC8F57BA18DBA
1 changed files with 12 additions and 1 deletions
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13
src/core/libraries/kernel/memory_management.cpp
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@ -82,12 +82,23 @@ s32 PS4_SYSV_ABI sceKernelAvailableDirectMemorySize(u64 searchStart, u64 searchE
return ORBIS_KERNEL_ERROR_EINVAL; return ORBIS_KERNEL_ERROR_EINVAL;
} }
if (physAddrOut == nullptr || sizeOut == nullptr) {
return ORBIS_KERNEL_ERROR_EINVAL;
}
auto* memory = Core::Memory::Instance(); auto* memory = Core::Memory::Instance();
PAddr physAddr; PAddr physAddr;
size_t size;
s32 result = s32 result =
memory->DirectQueryAvailable(searchStart, searchEnd, alignment, &physAddr, sizeOut); memory->DirectQueryAvailable(searchStart, searchEnd, alignment, &physAddr, &size);
if (size == 0) {
return ORBIS_KERNEL_ERROR_ENOMEM;
}
*physAddrOut = static_cast<u64>(physAddr); *physAddrOut = static_cast<u64>(physAddr);
*sizeOut = size;
return result; return result;
} }