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clientv3/concurrency: do not swallow error (#11458)

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Xiang Li 2020-04-06 12:07:59 -07:00 committed by GitHub
parent be103ea558
commit b41711276e
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1 changed files with 2 additions and 3 deletions
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5
clientv3/concurrency/mutex.go
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@ -82,12 +82,11 @@ func (m *Mutex) Lock(ctx context.Context) error {
client := m.s.Client()
// wait for deletion revisions prior to myKey
// TODO: early termination if the session key is deleted before other session keys with smaller revisions.
hdr, werr := waitDeletes(ctx, client, m.pfx, m.myRev-1)
_, werr := waitDeletes(ctx, client, m.pfx, m.myRev-1)
// release lock key if wait failed
if werr != nil {
m.Unlock(client.Ctx())
} else {
m.hdr = hdr
return werr
}
// make sure the session is not expired, and the owner key still exists.