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

TheBlueMatt · TheBlueMatt · commit c6e89347af30 · 2021-04-27T02:27:50.000Z
diff --git a/fuzz/src/full_stack.rs b/fuzz/src/full_stack.rs
@@ -531,7 +531,7 @@ 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
`@@ -531,7 +531,7 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {`
`531`	`531`	`}`
`532`	`532`	`},`
`533`	`533`	`11 => {`
`534`		`- let mut txn = broadcast.txn_broadcasted.lock().unwrap();`
	`534`	`+ let mut txn = broadcast.txn_broadcasted.lock().unwrap().split_off(0);`
`535`	`535`	`if !txn.is_empty() {`
`536`	`536`	`loss_detector.connect_block(&txn[..]);`
`537`	`537`	`for _ in 2..100 {`