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path: root/drivers/s390/crypto/ap_bus.c
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Diffstat (limited to 'drivers/s390/crypto/ap_bus.c')
-rw-r--r--drivers/s390/crypto/ap_bus.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index 8d3a1d84a757..c7c4d00ab1ce 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -703,7 +703,7 @@ static int __ap_calc_helper(struct device *dev, void *arg)
if (is_queue_dev(dev)) {
pctrs->apqns++;
- if ((to_ap_dev(dev))->drv)
+ if (dev->driver)
pctrs->bound++;
}
@@ -883,7 +883,6 @@ static int ap_device_probe(struct device *dev)
to_ap_queue(dev)->qid);
spin_unlock_bh(&ap_queues_lock);
- ap_dev->drv = ap_drv;
rc = ap_drv->probe ? ap_drv->probe(ap_dev) : -ENODEV;
if (rc) {
@@ -891,7 +890,6 @@ static int ap_device_probe(struct device *dev)
if (is_queue_dev(dev))
hash_del(&to_ap_queue(dev)->hnode);
spin_unlock_bh(&ap_queues_lock);
- ap_dev->drv = NULL;
} else
ap_check_bindings_complete();
@@ -904,7 +902,7 @@ out:
static int ap_device_remove(struct device *dev)
{
struct ap_device *ap_dev = to_ap_dev(dev);
- struct ap_driver *ap_drv = ap_dev->drv;
+ struct ap_driver *ap_drv = to_ap_drv(dev->driver);
/* prepare ap queue device removal */
if (is_queue_dev(dev))
@@ -923,7 +921,6 @@ static int ap_device_remove(struct device *dev)
if (is_queue_dev(dev))
hash_del(&to_ap_queue(dev)->hnode);
spin_unlock_bh(&ap_queues_lock);
- ap_dev->drv = NULL;
put_device(dev);