From dac35c46f3ac976927fef0f26ab4913d044f559f Mon Sep 17 00:00:00 2001
From: Olaoluwa Osuntokun <laolu32@gmail.com>
Date: Fri, 8 Mar 2019 16:05:57 -0800
Subject: [PATCH] lnwallet: properly examine and check error from
 AppendRemoteCommitChain

---
 lnwallet/channel.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lnwallet/channel.go b/lnwallet/channel.go
index 773a857e..8dcbe938 100644
--- a/lnwallet/channel.go
+++ b/lnwallet/channel.go
@@ -3167,7 +3167,8 @@ func (lc *LightningChannel) SignNextCommitment() (lnwire.Sig, []lnwire.Sig, erro
 	if err != nil {
 		return sig, htlcSigs, err
 	}
-	if lc.channelState.AppendRemoteCommitChain(commitDiff); err != nil {
+	err = lc.channelState.AppendRemoteCommitChain(commitDiff)
+	if err != nil {
 		return sig, htlcSigs, err
 	}