p2p/nodestate: fix deadlock during shutdown of les server (#21927)

This PR fixes a deadlock reported here: #21925 The cause is that many operations may be pending, but if the close happens, only one of them gets awoken and exits, the others remain waiting for a signal that never comes.
2020-11-30 18:58:47 +01:00 · 2020-11-30 18:58:47 +01:00 · e7db1dbc96
parent a1ddd9e1d3
commit e7db1dbc96
1 changed files with 1 additions and 1 deletions
--- a/p2p/nodestate/nodestate.go
+++ b/p2p/nodestate/nodestate.go
@ -725,7 +725,7 @@ func (ns *NodeStateMachine) opFinish() {
 	}
 	ns.opPending = nil
 	ns.opFlag = false
-	ns.opWait.Signal()
+	ns.opWait.Broadcast()
 }

 // Operation calls the given function as an operation callback. This allows the caller