src/d8.cc - Issue 1216853003: Fix cluster-fuzz found regression in d8 Workers

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Unified Diff: src/d8.cc

Issue 1216853003: Fix cluster-fuzz found regression in d8 Workers (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years, 6 months ago

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Index: src/d8.cc

diff --git a/src/d8.cc b/src/d8.cc

index 94795cb8360f7d115099f8969e7ad043bc0575ba..4c6060b948849e3333ea96f4544b4f4a381e7bf4 100644

--- a/src/d8.cc

+++ b/src/d8.cc

@@ -1578,8 +1578,10 @@ SerializationTag SerializationData::ReadTag(int* offset) const {

void SerializationData::ReadMemory(void* p, int length, int* offset) const {

- memcpy(p, &data[*offset], length);

- (*offset) += length;

+ if (length > 0) {

+ memcpy(p, &data[*offset], length);

+ (*offset) += length;

+ }

}

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