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Return nil in GetAddress if no addresses present.

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Honestly thought we already did this, but turns out no.
This commit is contained in:
Owain G. Ainsworth 2013-10-02 20:18:13 +01:00
parent ad12d10503
commit 70f15f434f
1 changed files with 4 additions and 0 deletions
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4
addrmanager.go
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@ -764,6 +764,10 @@ func NetAddressKey(na *btcwire.NetAddress) string {
// have not been used recently and should not pick 'close' addresses // have not been used recently and should not pick 'close' addresses
// consecutively. // consecutively.
func (a *AddrManager) GetAddress(class string, newBias int) *knownAddress { func (a *AddrManager) GetAddress(class string, newBias int) *knownAddress {
if a.NumAddresses() == 0 {
return nil
}
// Protect concurrent access. // Protect concurrent access.
a.mtx.Lock() a.mtx.Lock()
defer a.mtx.Unlock() defer a.mtx.Unlock()