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fix for #35

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This commit is contained in:
Richard Holland
2023-03-07 07:54:40 +00:00
parent c0efc5ea5f
commit 663c1bda0e
1 changed files with 17 additions and 2 deletions
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19
src/ripple/app/tx/impl/SetHook.cpp
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@@ -910,8 +910,23 @@ bool reduceReferenceCount(std::shared_ptr<STLedgerEntry>& sle)
void incrementReferenceCount(std::shared_ptr<STLedgerEntry>& sle)
{
if (sle && sle->isFieldPresent(sfReferenceCount))
sle->setFieldU64(sfReferenceCount, sle->getFieldU64(sfReferenceCount) + 1);
if (!sle)
return;
uint64_t rc =
sle->isFieldPresent(sfReferenceCount)
? sle->getFieldU64(sfReferenceCount) + 1
: 1;
if (rc == 0)
{
// overflow should be impossible...
// it would require ~ 4.6*10^18 accounts each pointing all four hook entries at one hook definition
// handle this somewhat gracefully anyway if it somehow did happen
return;
}
sle->setFieldU64(sfReferenceCount, rc);
}
TER