1 files changed, 15 insertions, 2 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Compress/DeltaFilter.cpp b/src/libs/7zip/win/CPP/7zip/Compress/DeltaFilter.cpp
index 2e421acf4..d8378a60e 100644
--- a/src/libs/7zip/win/CPP/7zip/Compress/DeltaFilter.cpp
+++ b/src/libs/7zip/win/CPP/7zip/Compress/DeltaFilter.cpp
@@ -62,9 +62,22 @@ STDMETHODIMP CDeltaEncoder::SetCoderProperties(const PROPID *propIDs, const PROP
   for (UInt32 i = 0; i < numProps; i++)
   {
     const PROPVARIANT &prop = props[i];
-    if (propIDs[i] != NCoderPropID::kDefaultProp || prop.vt != VT_UI4 || prop.ulVal < 1 || prop.ulVal > 256)
+    PROPID propID = propIDs[i];
+    if (propID >= NCoderPropID::kReduceSize)
+      continue;
+    if (prop.vt != VT_UI4)
       return E_INVALIDARG;
-    delta = prop.ulVal;
+    switch (propID)
+    {
+      case NCoderPropID::kDefaultProp:
+        delta = (UInt32)prop.ulVal;
+        if (delta < 1 || delta > 256)
+          return E_INVALIDARG;
+        break;
+      case NCoderPropID::kNumThreads: break;
+      case NCoderPropID::kLevel: break;
+      default: return E_INVALIDARG;
+    }
   }
   _delta = delta;
   return S_OK;