lib/drmtest: double-check that we clean up helper processes

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/lib/drmtest.c b/lib/drmtest.c
index 76ddb95..a90e2af 100644 (file)
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -967,8 +967,11 @@ static void fork_helper_exit_handler(int sig)
 
                        kill(pid, SIGQUIT);
                        waitpid(pid, &status, 0);
+                       helper_process_count--;
                }
        }
+
+       assert(helper_process_count == 0);
 }
 
 bool __igt_fork_helper(struct igt_helper_process *proc)