peer: don't segv if closing before anchor established.

rustyrussell · rustyrussell · commit ba2854e8354a · 2016-03-24T12:11:56.000+10:30
Signed-off-by: Rusty Russell &lt;rusty@rustcorp.com.au&gt;
diff --git a/daemon/peer.c b/daemon/peer.c
@@ -1013,6 +1013,9 @@ const struct htlc *peer_tx_revealed_r_value(struct peer *peer,
 
 bool committed_to_htlcs(const struct peer *peer)
 {
+	/* This is only set after anchor established. */
+	if (!peer->cstate)
+		return false;
 	return tal_count(peer->cstate->a.htlcs) != 0
 		|| tal_count(peer->cstate->b.htlcs) != 0;
 }

Original file line number	Diff line number	Diff line change
`@@ -1013,6 +1013,9 @@ const struct htlc peer_tx_revealed_r_value(struct peer peer,`
`1013`	`1013`
`1014`	`1014`	`bool committed_to_htlcs(const struct peer *peer)`
`1015`	`1015`	`{`
	`1016`	`+ /* This is only set after anchor established. */`
	`1017`	`+ if (!peer->cstate)`
	`1018`	`+ return false;`
`1016`	`1019`	`return tal_count(peer->cstate->a.htlcs) != 0`
`1017`	`1020`	`\|\| tal_count(peer->cstate->b.htlcs) != 0;`
`1018`	`1021`	`}`