block/aio_task: assert max_busy_tasks is greater than 0

All code in block/aio_task.c expects `max_busy_tasks` to always be greater than 0. Assert this condition during the AioTaskPool creation where `max_busy_tasks` is set. Signed-off-by: Stefano Garzarella <[email protected]> Reviewed-by: Vladimir Sementsov-Ogievskiy <[email protected]> Message-Id: <[email protected]> Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]>
dreddy · Oct 5, 2021 · a9515df · a9515df
1 parent 8fc898c
commit a9515df
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/block/aio_task.c b/block/aio_task.c
@@ -98,6 +98,8 @@ AioTaskPool *coroutine_fn aio_task_pool_new(int max_busy_tasks)
 {
     AioTaskPool *pool = g_new0(AioTaskPool, 1);
 
+    assert(max_busy_tasks > 0);
+
     pool->main_co = qemu_coroutine_self();
     pool->max_busy_tasks = max_busy_tasks;