diff options
author | Jakub Kicinski <kuba@kernel.org> | 2024-03-22 02:14:13 +0300 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2024-03-22 02:15:08 +0300 |
commit | 537c2e91d3549e5d6020bb0576cf9b54a845255f (patch) | |
tree | c09e8a1b7d733cde19b0c72678c28fb2bc97ff6b /drivers/s390/crypto/zcrypt_api.c | |
parent | 237bb5f7f7f55ec5f773469a974c61a49c298625 (diff) | |
parent | cba9ffdb9913dfe6be29f049ce920ce451ce7cc4 (diff) | |
download | linux-537c2e91d3549e5d6020bb0576cf9b54a845255f.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/s390/crypto/zcrypt_api.c')
-rw-r--r-- | drivers/s390/crypto/zcrypt_api.c | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 02c503f16bc2..eba07f8ef308 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -107,7 +107,11 @@ EXPORT_SYMBOL(zcrypt_msgtype); struct zcdn_device; -static struct class *zcrypt_class; +static void zcdn_device_release(struct device *dev); +static const struct class zcrypt_class = { + .name = ZCRYPT_NAME, + .dev_release = zcdn_device_release, +}; static dev_t zcrypt_devt; static struct cdev zcrypt_cdev; @@ -130,7 +134,7 @@ static int zcdn_destroy(const char *name); */ static inline struct zcdn_device *find_zcdndev_by_name(const char *name) { - struct device *dev = class_find_device_by_name(zcrypt_class, name); + struct device *dev = class_find_device_by_name(&zcrypt_class, name); return dev ? to_zcdn_dev(dev) : NULL; } @@ -142,7 +146,7 @@ static inline struct zcdn_device *find_zcdndev_by_name(const char *name) */ static inline struct zcdn_device *find_zcdndev_by_devt(dev_t devt) { - struct device *dev = class_find_device_by_devt(zcrypt_class, devt); + struct device *dev = class_find_device_by_devt(&zcrypt_class, devt); return dev ? to_zcdn_dev(dev) : NULL; } @@ -396,7 +400,7 @@ static int zcdn_create(const char *name) goto unlockout; } zcdndev->device.release = zcdn_device_release; - zcdndev->device.class = zcrypt_class; + zcdndev->device.class = &zcrypt_class; zcdndev->device.devt = devt; zcdndev->device.groups = zcdn_dev_attr_groups; if (name[0]) @@ -573,6 +577,7 @@ static inline struct zcrypt_queue *zcrypt_pick_queue(struct zcrypt_card *zc, { if (!zq || !try_module_get(zq->queue->ap_dev.device.driver->owner)) return NULL; + zcrypt_card_get(zc); zcrypt_queue_get(zq); get_device(&zq->queue->ap_dev.device); atomic_add(weight, &zc->load); @@ -592,6 +597,7 @@ static inline void zcrypt_drop_queue(struct zcrypt_card *zc, atomic_sub(weight, &zq->load); put_device(&zq->queue->ap_dev.device); zcrypt_queue_put(zq); + zcrypt_card_put(zc); module_put(mod); } @@ -2075,12 +2081,9 @@ static int __init zcdn_init(void) int rc; /* create a new class 'zcrypt' */ - zcrypt_class = class_create(ZCRYPT_NAME); - if (IS_ERR(zcrypt_class)) { - rc = PTR_ERR(zcrypt_class); - goto out_class_create_failed; - } - zcrypt_class->dev_release = zcdn_device_release; + rc = class_register(&zcrypt_class); + if (rc) + goto out_class_register_failed; /* alloc device minor range */ rc = alloc_chrdev_region(&zcrypt_devt, @@ -2096,35 +2099,35 @@ static int __init zcdn_init(void) goto out_cdev_add_failed; /* need some class specific sysfs attributes */ - rc = class_create_file(zcrypt_class, &class_attr_zcdn_create); + rc = class_create_file(&zcrypt_class, &class_attr_zcdn_create); if (rc) goto out_class_create_file_1_failed; - rc = class_create_file(zcrypt_class, &class_attr_zcdn_destroy); + rc = class_create_file(&zcrypt_class, &class_attr_zcdn_destroy); if (rc) goto out_class_create_file_2_failed; return 0; out_class_create_file_2_failed: - class_remove_file(zcrypt_class, &class_attr_zcdn_create); + class_remove_file(&zcrypt_class, &class_attr_zcdn_create); out_class_create_file_1_failed: cdev_del(&zcrypt_cdev); out_cdev_add_failed: unregister_chrdev_region(zcrypt_devt, ZCRYPT_MAX_MINOR_NODES); out_alloc_chrdev_failed: - class_destroy(zcrypt_class); -out_class_create_failed: + class_unregister(&zcrypt_class); +out_class_register_failed: return rc; } static void zcdn_exit(void) { - class_remove_file(zcrypt_class, &class_attr_zcdn_create); - class_remove_file(zcrypt_class, &class_attr_zcdn_destroy); + class_remove_file(&zcrypt_class, &class_attr_zcdn_create); + class_remove_file(&zcrypt_class, &class_attr_zcdn_destroy); zcdn_destroy_all(); cdev_del(&zcrypt_cdev); unregister_chrdev_region(zcrypt_devt, ZCRYPT_MAX_MINOR_NODES); - class_destroy(zcrypt_class); + class_unregister(&zcrypt_class); } /* |