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Fix virtual memory allocation being out of range (#2464)
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1 changed files with 7 additions and 4 deletions
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@ -2411,9 +2411,11 @@ namespace Ryujinx.HLE.HOS.Kernel.Memory
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{
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{
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if (info.State == MemoryState.Unmapped)
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if (info.State == MemoryState.Unmapped)
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{
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{
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ulong currBaseAddr = info.Address + reservedSize;
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ulong currBaseAddr = info.Address <= regionStart ? regionStart : info.Address;
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ulong currEndAddr = info.Address + info.Size - 1;
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ulong currEndAddr = info.Address + info.Size - 1;
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currBaseAddr += reservedSize;
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ulong address = BitUtils.AlignDown(currBaseAddr, alignment) + reservedStart;
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ulong address = BitUtils.AlignDown(currBaseAddr, alignment) + reservedStart;
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if (currBaseAddr > address)
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if (currBaseAddr > address)
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@ -2423,9 +2425,10 @@ namespace Ryujinx.HLE.HOS.Kernel.Memory
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ulong allocationEndAddr = address + totalNeededSize - 1;
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ulong allocationEndAddr = address + totalNeededSize - 1;
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if (allocationEndAddr <= regionEndAddr &&
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if (info.Address <= address &&
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allocationEndAddr <= currEndAddr &&
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address < allocationEndAddr &&
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address < allocationEndAddr)
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allocationEndAddr <= regionEndAddr &&
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allocationEndAddr <= currEndAddr)
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{
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{
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return address;
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return address;
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}
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}
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