[fuzz] Fix hang due to double-lock in full_stack_target

TheBlueMatt · TheBlueMatt · commit bcb65f324d96 · 2021-05-24T21:03:33.000Z
diff --git a/fuzz/src/full_stack.rs b/fuzz/src/full_stack.rs
@@ -543,7 +543,7 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
 				}
 			},
 			11 => {
-				let mut txn = broadcast.txn_broadcasted.lock().unwrap();
+				let mut txn = broadcast.txn_broadcasted.lock().unwrap().split_off(0);
 				if !txn.is_empty() {
 					loss_detector.connect_block(&txn[..]);
 					for _ in 2..100 {

Original file line number	Diff line number	Diff line change
`@@ -543,7 +543,7 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {`
`543`	`543`	`}`
`544`	`544`	`},`
`545`	`545`	`11 => {`
`546`		`- let mut txn = broadcast.txn_broadcasted.lock().unwrap();`
	`546`	`+ let mut txn = broadcast.txn_broadcasted.lock().unwrap().split_off(0);`
`547`	`547`	`if !txn.is_empty() {`
`548`	`548`	`loss_detector.connect_block(&txn[..]);`
`549`	`549`	`for _ in 2..100 {`