Not every use of deferqueue will have a destructor function so
we need to check it before calling it.
Signed-off-by: Matt Helsley <matthltc@xxxxxxxxxx>
---
kernel/deferqueue.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/kernel/deferqueue.c b/kernel/deferqueue.c
index 3fb388b..1204c8b 100644
--- a/kernel/deferqueue.c
+++ b/kernel/deferqueue.c
@@ -53,7 +53,8 @@ void deferqueue_destroy(struct deferqueue_head *h)
pr_debug("%s: freeing non-empty queue\n", __func__);
list_for_each_entry_safe(dq, n, &h->list, list) {
- dq->destructor(dq->data);
+ if (dq->destructor)
+ dq->destructor(dq->data);
list_del(&dq->list);
kfree(dq);
}
--
1.5.6.3
_______________________________________________
Containers mailing list
Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linux-foundation.org/mailman/listinfo/containers
