kmemleak: Do not report new leaked objects if the scanning was stopped
If the scanning was stopped with a signal, it is possible that some
objects are left with a white colour (potential leaks) and reported. Add
a check to avoid reporting such objects.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index c37e8e5..e094c4d 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1030,6 +1030,12 @@
WARN_ON(!list_empty(&gray_list));
/*
+ * If scanning was stopped do not report any new unreferenced objects.
+ */
+ if (scan_should_stop())
+ return;
+
+ /*
* Scanning result reporting.
*/
rcu_read_lock();
@@ -1184,11 +1190,10 @@
unsigned long flags;
spin_lock_irqsave(&object->lock, flags);
- if (!unreferenced_object(object))
- goto out;
- print_unreferenced(seq, object);
- reported_leaks++;
-out:
+ if ((object->flags & OBJECT_REPORTED) && unreferenced_object(object)) {
+ print_unreferenced(seq, object);
+ reported_leaks++;
+ }
spin_unlock_irqrestore(&object->lock, flags);
return 0;
}
