From f2612ac948b1367adcae926a805e1ffce31fe078 Mon Sep 17 00:00:00 2001 From: gary rong Date: Fri, 31 May 2019 15:54:50 +0800 Subject: les: short circuit in the unregister if peer is not registered (#19644) --- les/freeclient.go | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/les/freeclient.go b/les/freeclient.go index 958b7daa7..f434ea0b9 100644 --- a/les/freeclient.go +++ b/les/freeclient.go @@ -193,7 +193,11 @@ func (f *freeClientPool) disconnect(address string) { if f.closed { return } + // Short circuit if the peer hasn't been registered. e := f.addressMap[address] + if e == nil { + return + } now := f.clock.Now() if !e.connected { log.Debug("Client already disconnected", "address", address) -- cgit v1.2.3