Merge pull request #19562 from holiman/fix_tabcrash

p2p/discover: fix nil-dereference due to race
pull/19576/head
Péter Szilágyi 6 years ago committed by GitHub
commit a0b81097ad
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  1. 1
      p2p/discover/table.go
  2. 1
      p2p/discover/table_util_test.go
  3. 1
      p2p/discover/v4_udp.go

@ -119,7 +119,6 @@ func newTable(t transport, db *enode.DB, bootnodes []*enode.Node, log log.Logger
tab.seedRand()
tab.loadSeedNodes()
go tab.loop()
return tab, nil
}

@ -42,6 +42,7 @@ func init() {
func newTestTable(t transport) (*Table, *enode.DB) {
db, _ := enode.OpenDB("")
tab, _ := newTable(t, db, nil, log.Root())
go tab.loop()
return tab, db
}

@ -253,6 +253,7 @@ func ListenV4(c UDPConn, ln *enode.LocalNode, cfg Config) (*UDPv4, error) {
return nil, err
}
t.tab = tab
go tab.loop()
t.wg.Add(2)
go t.loop()

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