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Lock cs_vSend and cs_inventory in a consistent order even in TRY 

Zcash: We haven't removed cs_vRecv yet, so left it in between.

(cherry picked from commit bitcoin/bitcoin@fd13eca147)
This commit is contained in:
Matt Corallo 2017-02-02 20:03:46 -05:00 committed by Jack Grigg
parent dadbb36e29
commit c2b5cf6e51
1 changed files with 5 additions and 4 deletions
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9
src/net.cpp
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@ -1126,18 +1126,19 @@ void ThreadSocketHandler()
{
bool fDelete = false;
{
TRY_LOCK(pnode->cs_vSend, lockSend);
if (lockSend)
TRY_LOCK(pnode->cs_inventory, lockInv);
if (lockInv)
{
TRY_LOCK(pnode->cs_vRecvMsg, lockRecv);
if (lockRecv)
{
TRY_LOCK(pnode->cs_inventory, lockInv);
if (lockInv)
TRY_LOCK(pnode->cs_vSend, lockSend);
if (lockSend) {
fDelete = true;
}
}
}
}
if (fDelete)
{
vNodesDisconnected.remove(pnode);