p2p/enode prevent data race in sliceIter

Node() had a data race with Next()
This commit is contained in:
Marius van der Wijden 2019-12-03 11:39:21 +01:00
parent 7ce7c3967c
commit 7d12adc7b9

View file

@ -88,6 +88,8 @@ func (it *sliceIter) Next() bool {
}
func (it *sliceIter) Node() *Node {
it.mu.Lock()
defer it.mu.Unlock()
if len(it.nodes) == 0 {
return nil
}