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tsdns: fix race in delegate 

Signed-off-by: Dmytro Shynkevych <dmytro@tailscale.com>
reviewable/pr538/r1
Dmytro Shynkevych 2020-07-08 20:07:05 -04:00
parent bd59bba8e6
commit 248d28671b
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1 changed files with 1 additions and 1 deletions
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2
wgengine/tsdns/tsdns.go
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@ -266,7 +266,7 @@ func (r *Resolver) delegate(query []byte) ([]byte, error) {
nameservers := r.nameservers nameservers := r.nameservers
r.mu.RUnlock() r.mu.RUnlock()
if len(r.nameservers) == 0 { if len(nameservers) == 0 {
return nil, errAllFailed return nil, errAllFailed
} }