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p2p: defer wait group done in protocol start (#20951)

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ucwong 2020-04-21 22:42:18 +08:00 committed by GitHub
parent 7599999dcd
commit 6c458f32f8
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1 changed files with 1 additions and 1 deletions
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p2p/peer.go
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@ -365,6 +365,7 @@ func (p *Peer) startProtocols(writeStart <-chan struct{}, writeErr chan<- error)
} }
p.log.Trace(fmt.Sprintf("Starting protocol %s/%d", proto.Name, proto.Version)) p.log.Trace(fmt.Sprintf("Starting protocol %s/%d", proto.Name, proto.Version))
go func() { go func() {
defer p.wg.Done()
err := proto.Run(p, rw) err := proto.Run(p, rw)
if err == nil { if err == nil {
p.log.Trace(fmt.Sprintf("Protocol %s/%d returned", proto.Name, proto.Version)) p.log.Trace(fmt.Sprintf("Protocol %s/%d returned", proto.Name, proto.Version))
@ -373,7 +374,6 @@ func (p *Peer) startProtocols(writeStart <-chan struct{}, writeErr chan<- error)
p.log.Trace(fmt.Sprintf("Protocol %s/%d failed", proto.Name, proto.Version), "err", err) p.log.Trace(fmt.Sprintf("Protocol %s/%d failed", proto.Name, proto.Version), "err", err)
} }
p.protoErr <- err p.protoErr <- err
p.wg.Done()
}() }()
} }
} }