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plugins/renepay: don't free waiting-for-addgossip flow!

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```
Aug 18 13:45:13  lightningd: 0x7fa921f8ffcf ???
Aug 18 13:45:13  lightningd:         ./signal/../sysdeps/unix/sysv/linux/x86_64/libc_sigaction.c:0
Aug 18 13:45:13  lightningd: 0x55b3bb54e6d3 pay_flow_finished_adding_gossip
Aug 18 13:45:13  lightningd:         plugins/renepay/pay_flow.c:675
Aug 18 13:45:13  lightningd: 0x55b3bb54af25 addgossip_done
Aug 18 13:45:13  lightningd:         plugins/renepay/pay.c:171
```

The assert we fail is almost certainly due to the flow being freed:

```
struct pf_result *pay_flow_finished_adding_gossip(struct pay_flow *pf)
{
	assert(pf->state == PAY_FLOW_FAILED_GOSSIP_PENDING);
```

Reported-by: https://github.com/daywalker90
Fixes: #6567
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2023-08-21 11:06:06 +09:30
parent d2e39f7af8
commit 763ec6ad43
1 changed files with 2 additions and 1 deletions
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3
plugins/renepay/payment.c
View file

@ -216,7 +216,8 @@ void payment_reconsider(struct payment *payment)
final_msg = tal_steal(tmpctx, i->final_msg);
break;
case PAY_FLOW_FAILED_GOSSIP_PENDING:
break;
/* Don't free, it's still going! */
continue;
case PAY_FLOW_SUCCESS:
if (payment->preimage) {
/* This should be impossible without breaking SHA256 */