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channeldb: AdvanceCommitChainTail clarification comment

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eugene 2021-04-21 17:36:51 -04:00
parent 8f940a5ea3
commit 9d0d5bdfaf
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1 changed files with 3 additions and 2 deletions
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5
channeldb/channel.go
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@ -2396,8 +2396,9 @@ func (c *OpenChannel) AdvanceCommitChainTail(fwdPkg *FwdPkg,
// in their new commitment. // in their new commitment.
updateBytes := chanBucket.Get(unsignedAckedUpdatesKey) updateBytes := chanBucket.Get(unsignedAckedUpdatesKey)
if updateBytes == nil { if updateBytes == nil {
// If there are no updates to sign, we don't need to // This shouldn't normally happen as we always store
// filter out any updates. // the number of updates, but could still be
// encountered by nodes that are upgrading.
newRemoteCommit = &newCommit.Commitment newRemoteCommit = &newCommit.Commitment
return nil return nil
} }