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path: root/drivers/s390/crypto/zcrypt_api.c
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Diffstat (limited to 'drivers/s390/crypto/zcrypt_api.c')
-rw-r--r--drivers/s390/crypto/zcrypt_api.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index 99761391f34..e3625a47a59 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -298,14 +298,14 @@ static long zcrypt_rsa_modexpo(struct ica_rsa_modexpo *mex)
get_device(&zdev->ap_dev->device);
zdev->request_count++;
__zcrypt_decrease_preference(zdev);
- spin_unlock_bh(&zcrypt_device_lock);
if (try_module_get(zdev->ap_dev->drv->driver.owner)) {
+ spin_unlock_bh(&zcrypt_device_lock);
rc = zdev->ops->rsa_modexpo(zdev, mex);
+ spin_lock_bh(&zcrypt_device_lock);
module_put(zdev->ap_dev->drv->driver.owner);
}
else
rc = -EAGAIN;
- spin_lock_bh(&zcrypt_device_lock);
zdev->request_count--;
__zcrypt_increase_preference(zdev);
put_device(&zdev->ap_dev->device);
@@ -373,14 +373,14 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt)
get_device(&zdev->ap_dev->device);
zdev->request_count++;
__zcrypt_decrease_preference(zdev);
- spin_unlock_bh(&zcrypt_device_lock);
if (try_module_get(zdev->ap_dev->drv->driver.owner)) {
+ spin_unlock_bh(&zcrypt_device_lock);
rc = zdev->ops->rsa_modexpo_crt(zdev, crt);
+ spin_lock_bh(&zcrypt_device_lock);
module_put(zdev->ap_dev->drv->driver.owner);
}
else
rc = -EAGAIN;
- spin_lock_bh(&zcrypt_device_lock);
zdev->request_count--;
__zcrypt_increase_preference(zdev);
put_device(&zdev->ap_dev->device);
@@ -408,14 +408,14 @@ static long zcrypt_send_cprb(struct ica_xcRB *xcRB)
get_device(&zdev->ap_dev->device);
zdev->request_count++;
__zcrypt_decrease_preference(zdev);
- spin_unlock_bh(&zcrypt_device_lock);
if (try_module_get(zdev->ap_dev->drv->driver.owner)) {
+ spin_unlock_bh(&zcrypt_device_lock);
rc = zdev->ops->send_cprb(zdev, xcRB);
+ spin_lock_bh(&zcrypt_device_lock);
module_put(zdev->ap_dev->drv->driver.owner);
}
else
rc = -EAGAIN;
- spin_lock_bh(&zcrypt_device_lock);
zdev->request_count--;
__zcrypt_increase_preference(zdev);
put_device(&zdev->ap_dev->device);