st/nine: clean up thead shutdown sequence a bit

Just break out of the loop instead, it does the same thing.

Signed-off-by: Andre Heider <a.heider@gmail.com>
Reviewed-by: Axel Davy <davyaxel0@gmail.com>

diff --git a/src/gallium/state_trackers/nine/threadpool.c b/src/gallium/state_trackers/nine/threadpool.c
index 19721aa..3ce6cd5 100644 (file)
--- a/src/gallium/state_trackers/nine/threadpool.c
+++ b/src/gallium/state_trackers/nine/threadpool.c
@@ -52,10 +52,8 @@ threadpool_worker(void *data)
         while (!pool->workqueue && !pool->shutdown)
             pthread_cond_wait(&pool->new_work, &pool->m);
 
-        if (pool->shutdown) {
-            pthread_mutex_unlock(&pool->m);
-            return NULL;
-        }
+        if (pool->shutdown)
+            break;
 
         /* Pull the first task from the list.  We don't free it -- it now lacks
          * a reference other than the worker creator's, whose responsibility it