diff options
| -rw-r--r-- | drivers/infiniband/core/device.c | 6 | ||||
| -rw-r--r-- | include/linux/security.h | 12 | ||||
| -rw-r--r-- | security/security.c | 23 | ||||
| -rw-r--r-- | security/selinux/hooks.c | 2 | ||||
| -rw-r--r-- | security/selinux/selinuxfs.c | 2 |
5 files changed, 24 insertions, 21 deletions
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 78dc07c6ac4b..61c0c93a2e73 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -2499,7 +2499,7 @@ static int __init ib_core_init(void) goto err_mad; } - ret = register_lsm_notifier(&ibdev_lsm_nb); + ret = register_blocking_lsm_notifier(&ibdev_lsm_nb); if (ret) { pr_warn("Couldn't register LSM notifier. ret %d\n", ret); goto err_sa; @@ -2518,7 +2518,7 @@ static int __init ib_core_init(void) return 0; err_compat: - unregister_lsm_notifier(&ibdev_lsm_nb); + unregister_blocking_lsm_notifier(&ibdev_lsm_nb); err_sa: ib_sa_cleanup(); err_mad: @@ -2544,7 +2544,7 @@ static void __exit ib_core_cleanup(void) nldev_exit(); rdma_nl_unregister(RDMA_NL_LS); unregister_pernet_device(&rdma_dev_net_ops); - unregister_lsm_notifier(&ibdev_lsm_nb); + unregister_blocking_lsm_notifier(&ibdev_lsm_nb); ib_sa_cleanup(); ib_mad_cleanup(); addr_cleanup(); diff --git a/include/linux/security.h b/include/linux/security.h index 659071c2e57c..5f7441abbf42 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -189,9 +189,9 @@ static inline const char *kernel_load_data_id_str(enum kernel_load_data_id id) #ifdef CONFIG_SECURITY -int call_lsm_notifier(enum lsm_event event, void *data); -int register_lsm_notifier(struct notifier_block *nb); -int unregister_lsm_notifier(struct notifier_block *nb); +int call_blocking_lsm_notifier(enum lsm_event event, void *data); +int register_blocking_lsm_notifier(struct notifier_block *nb); +int unregister_blocking_lsm_notifier(struct notifier_block *nb); /* prototypes */ extern int security_init(void); @@ -394,17 +394,17 @@ int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen); int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen); #else /* CONFIG_SECURITY */ -static inline int call_lsm_notifier(enum lsm_event event, void *data) +static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data) { return 0; } -static inline int register_lsm_notifier(struct notifier_block *nb) +static inline int register_blocking_lsm_notifier(struct notifier_block *nb) { return 0; } -static inline int unregister_lsm_notifier(struct notifier_block *nb) +static inline int unregister_blocking_lsm_notifier(struct notifier_block *nb) { return 0; } diff --git a/security/security.c b/security/security.c index 613a5c00e602..47e5849d7557 100644 --- a/security/security.c +++ b/security/security.c @@ -39,7 +39,7 @@ #define LSM_COUNT (__end_lsm_info - __start_lsm_info) struct security_hook_heads security_hook_heads __lsm_ro_after_init; -static ATOMIC_NOTIFIER_HEAD(lsm_notifier_chain); +static BLOCKING_NOTIFIER_HEAD(blocking_lsm_notifier_chain); static struct kmem_cache *lsm_file_cache; static struct kmem_cache *lsm_inode_cache; @@ -430,23 +430,26 @@ void __init security_add_hooks(struct security_hook_list *hooks, int count, panic("%s - Cannot get early memory.\n", __func__); } -int call_lsm_notifier(enum lsm_event event, void *data) +int call_blocking_lsm_notifier(enum lsm_event event, void *data) { - return atomic_notifier_call_chain(&lsm_notifier_chain, event, data); + return blocking_notifier_call_chain(&blocking_lsm_notifier_chain, + event, data); } -EXPORT_SYMBOL(call_lsm_notifier); +EXPORT_SYMBOL(call_blocking_lsm_notifier); -int register_lsm_notifier(struct notifier_block *nb) +int register_blocking_lsm_notifier(struct notifier_block *nb) { - return atomic_notifier_chain_register(&lsm_notifier_chain, nb); + return blocking_notifier_chain_register(&blocking_lsm_notifier_chain, + nb); } -EXPORT_SYMBOL(register_lsm_notifier); +EXPORT_SYMBOL(register_blocking_lsm_notifier); -int unregister_lsm_notifier(struct notifier_block *nb) +int unregister_blocking_lsm_notifier(struct notifier_block *nb) { - return atomic_notifier_chain_unregister(&lsm_notifier_chain, nb); + return blocking_notifier_chain_unregister(&blocking_lsm_notifier_chain, + nb); } -EXPORT_SYMBOL(unregister_lsm_notifier); +EXPORT_SYMBOL(unregister_blocking_lsm_notifier); /** * lsm_cred_alloc - allocate a composite cred blob diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index c61787b15f27..c1e37018c8eb 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -197,7 +197,7 @@ static int selinux_lsm_notifier_avc_callback(u32 event) { if (event == AVC_CALLBACK_RESET) { sel_ib_pkey_flush(); - call_lsm_notifier(LSM_POLICY_CHANGE, NULL); + call_blocking_lsm_notifier(LSM_POLICY_CHANGE, NULL); } return 0; diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index 145ee62f205a..1e2e3e4b5fdb 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -180,7 +180,7 @@ static ssize_t sel_write_enforce(struct file *file, const char __user *buf, selnl_notify_setenforce(new_value); selinux_status_update_setenforce(state, new_value); if (!new_value) - call_lsm_notifier(LSM_POLICY_CHANGE, NULL); + call_blocking_lsm_notifier(LSM_POLICY_CHANGE, NULL); } length = count; out: |