worker loop cleanup

src/work.c

@@ -391,31 +391,26 @@ INTERNAL SYS_THREAD_ENTRY_POINT_FUNC_DEF(worker_thread_entry_point, thread_data)
         .is_worker = true
     };
 
-    b32 abort = false;
-    while (!abort) {
     sys_mutex_lock(&G.mutex);
-        {
-            /* Check for exit */
-            if (G.workers_shutdown) {
-                /* Exit thread */
-                abort = true;
-            } else if (!G.scheduled_work_head) {
-                /* Wait for work */
+    while (true) {
+        while (!G.workers_shutdown && !G.scheduled_work_head) {
             sys_condition_variable_wait(&G.cv, &G.mutex);
         }
 
-            /* Do work from top */
-            while (G.scheduled_work_head && !G.workers_shutdown) {
+        while (!G.workers_shutdown && G.scheduled_work_head) {
             struct work *work = G.scheduled_work_head;
             if (work) {
                 __profscope(work_pool_task);
                 --G.idle_worker_count;
-                    work_exec_single_task_maybe_release_assume_locked((struct work *)work);
+                work_exec_single_task_maybe_release_assume_locked(work);
                 ++G.idle_worker_count;
             }
         }
-        }
+
+        if (G.workers_shutdown) {
             sys_mutex_unlock(&G.mutex);
+            break;
+        }
     }
 }