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Fix locking order (#1252)

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* Add cs_main locks prior to governance locks to ensure correct locking order
This commit is contained in:
Tim Flynn 2017-01-09 10:09:42 -05:00 committed by UdjinM6
parent 0c2304e24f
commit 3b9a748d5e
1 changed files with 6 additions and 5 deletions
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11
src/governance.cpp
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@ -155,7 +155,7 @@ void CGovernanceManager::ProcessMessage(CNode* pfrom, std::string& strCommand, C
return;
}
LOCK(cs);
LOCK2(cs_main, cs);
if(mapSeenGovernanceObjects.count(nHash)) {
// TODO - print error code? what if it's GOVOBJ_ERROR_IMMATURE?
@ -284,7 +284,7 @@ void CGovernanceManager::CheckOrphanVotes(CGovernanceObject& govobj, CGovernance
bool CGovernanceManager::AddGovernanceObject(CGovernanceObject& govobj)
{
LOCK(cs);
LOCK2(cs_main, cs);
std::string strError = "";
DBG( cout << "CGovernanceManager::AddGovernanceObject START" << endl; );
@ -564,8 +564,9 @@ void CGovernanceManager::NewBlock()
// IF WE'RE NOT SYNCED, EXIT
if(!masternodeSync.IsSynced()) return;
TRY_LOCK(cs, fBudgetNewBlock);
if(!fBudgetNewBlock || !pCurrentBlockIndex) return;
if(!pCurrentBlockIndex) return;
LOCK(cs);
// CHECK OBJECTS WE'VE ASKED FOR, REMOVE OLD ENTRIES
@ -652,7 +653,7 @@ void CGovernanceManager::Sync(CNode* pfrom, uint256 nProp)
LogPrint("gobject", "CGovernanceManager::Sync -- syncing to peer=%d, nProp = %s\n", pfrom->id, nProp.ToString());
{
LOCK(cs);
LOCK2(cs_main, cs);
fRateChecksEnabled = false;
for(object_m_it it = mapObjects.begin(); it != mapObjects.end(); ++it) {
uint256 h = it->first;