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fix: concurrent map access panic

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This commit is contained in:
Dirk McCormick 2020-06-30 14:24:08 -04:00
parent c3898e4abf
commit 49dccf4284
1 changed files with 4 additions and 3 deletions
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7
chain/events/events_called.go
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@ -443,8 +443,8 @@ func (we *watcherEvents) StateChanged(check CheckFunc, scHnd StateChangeHandler,
}
we.lk.Lock()
we.matchers[id] = mf
defer we.lk.Unlock()
we.matchers[id] = mf
return nil
}
@ -476,10 +476,11 @@ func (me *messageEvents) checkNewCalls(ts *types.TipSet) (map[triggerID]eventDat
return nil, err
}
me.lk.RLock()
defer me.lk.RUnlock()
res := make(map[triggerID]eventData)
me.messagesForTs(pts, func(msg *types.Message) {
me.lk.RLock()
defer me.lk.RUnlock()
// TODO: provide receipts
for tid, matchFns := range me.matchers {