[fix] checker: don't run the checker when uwsgi is not properly configured

Before this commit, even with the scheduler disabled, the checker was running
at least once for each uwsgi worker.

1 files changed, 1 insertions, 0 deletions

diff --git a/searx/shared/shared_simple.py b/searx/shared/shared_simple.py
index 5b970aad9..48d8cb822 100644
--- a/searx/shared/shared_simple.py
+++ b/searx/shared/shared_simple.py
@@ -36,3 +36,4 @@ def schedule(delay, func, *args):
         func(*args)
 
     call_later()
+    return True