Not every use of deferqueue will have a destructor function so we need to check it before calling it.
Signed-off-by: Matt Helsley <[email protected]> --- 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 [email protected] https://lists.linux-foundation.org/mailman/listinfo/containers _______________________________________________ Devel mailing list [email protected] https://openvz.org/mailman/listinfo/devel
