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path: root/drivers/s390/crypto/ap_card.c
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Diffstat (limited to 'drivers/s390/crypto/ap_card.c')
-rw-r--r--drivers/s390/crypto/ap_card.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/s390/crypto/ap_card.c b/drivers/s390/crypto/ap_card.c
index cfa161ccc74e..836efac96813 100644
--- a/drivers/s390/crypto/ap_card.c
+++ b/drivers/s390/crypto/ap_card.c
@@ -160,7 +160,14 @@ static struct device_type ap_card_type = {
static void ap_card_device_release(struct device *dev)
{
- kfree(to_ap_card(dev));
+ struct ap_card *ac = to_ap_card(dev);
+
+ if (!list_empty(&ac->list)) {
+ spin_lock_bh(&ap_list_lock);
+ list_del_init(&ac->list);
+ spin_unlock_bh(&ap_list_lock);
+ }
+ kfree(ac);
}
struct ap_card *ap_card_create(int id, int queue_depth, int device_type,