p2p/discv5: fix topic register panic at shutdown (#15946)

397c6cde · Felföldi Zsolt · Péter Szilágyi · 302c17c3 · 397c6cde
隐藏空白更改
内联并排

Showing with 1 addition and 1 deletion

p2p/discv5/ticket.go p2p/discv5/ticket.go +1 -1

未找到文件。
--- a/p2p/discv5/ticket.go
+++ b/p2p/discv5/ticket.go
@@ -350,7 +350,7 @@ func (s *ticketStore) nextFilteredTicket() (*ticketRef, time.Duration) {

 		regTime := now + mclock.AbsTime(wait)
 		topic := ticket.t.topics[ticket.idx]
-		if regTime >= s.tickets[topic].nextReg {
+		if s.tickets[topic] != nil && regTime >= s.tickets[topic].nextReg {
 			return ticket, wait
 		}
 		s.removeTicketRef(*ticket)