ray.c: Add missing free

1 files changed, 1 insertions, 0 deletions

diff --git a/ray.c b/ray.c
index 7672779..2470777 100644
--- a/ray.c
+++ b/ray.c
@@ -179,6 +179,7 @@ trace_scene(float time, unsigned char *buf, int threaded) {
 
         for(int i = 0; i < num_threads; ++i)
             pthread_join(threads[i], NULL);
+        free(threads);
     } else {
         for(int i = 0; i < HEIGHT; ++i)
             trace_line(i, buf + i * 4 * WIDTH);