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les: add missing nil check and handle quit in findServers

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This commit is contained in:
Zsolt Felfoldi 2016-11-11 03:16:46 +01:00
parent 09baeec0da
commit 323c2d6775
1 changed files with 5 additions and 2 deletions
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7
les/handler.go
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@ -236,7 +236,7 @@ func (pm *ProtocolManager) removePeer(id string) {
}
func (pm *ProtocolManager) findServers() {
if pm.p2pServer == nil {
if pm.p2pServer == nil || pm.topicDisc == nil {
return
}
enodes := make(chan string, 100)
@ -259,7 +259,10 @@ func (pm *ProtocolManager) findServers() {
}
}
}()
time.Sleep(time.Second * 20)
select {
case <-time.After(time.Second * 20):
case <-pm.quitSync:
}
close(stop)
}