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Subject[PATCH] Signed-off-by: wenhuizhang <>
Date
selinux/lsm-common: reorder and format security hooks
Changes to be committed:
modified: include/linux/security.h
Details:
- add default hook for security_cred_getsecid
- group hooks with functionalities and get coherent for orders
---
include/linux/security.h | 46 +++++++++++++++++++---------------------
1 file changed, 22 insertions(+), 24 deletions(-)

diff --git a/include/linux/security.h b/include/linux/security.h
index 3e8d4bacd59d..14f580e37b24 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -462,10 +462,6 @@ static inline int unregister_blocking_lsm_notifier(struct notifier_block *nb)
return 0;
}

-static inline void security_free_mnt_opts(void **mnt_opts)
-{
-}
-
/*
* This is the default capabilities functionality. Most of these functions
* are just stubbed out, but a few must call the proper capable code.
@@ -605,6 +601,9 @@ static inline int security_sb_alloc(struct super_block *sb)
static inline void security_sb_free(struct super_block *sb)
{ }

+static inline void security_free_mnt_opts(void **mnt_opts)
+{ }
+
static inline int security_sb_eat_lsm_opts(char *options,
void **mnt_opts)
{
@@ -679,20 +678,6 @@ static inline int security_move_mount(const struct path *from_path,
return 0;
}

-static inline int security_path_notify(const struct path *path, u64 mask,
- unsigned int obj_type)
-{
- return 0;
-}
-
-static inline int security_inode_alloc(struct inode *inode)
-{
- return 0;
-}
-
-static inline void security_inode_free(struct inode *inode)
-{ }
-
static inline int security_dentry_init_security(struct dentry *dentry,
int mode,
const struct qstr *name,
@@ -710,6 +695,19 @@ static inline int security_dentry_create_files_as(struct dentry *dentry,
return 0;
}

+static inline int security_path_notify(const struct path *path, u64 mask,
+ unsigned int obj_type)
+{
+ return 0;
+}
+
+static inline int security_inode_alloc(struct inode *inode)
+{
+ return 0;
+}
+
+static inline void security_inode_free(struct inode *inode)
+{ }

static inline int security_inode_init_security(struct inode *inode,
struct inode *dir,
@@ -982,8 +980,10 @@ static inline int security_prepare_creds(struct cred *new,

static inline void security_transfer_creds(struct cred *new,
const struct cred *old)
-{
-}
+{ }
+
+static inline void security_cred_getsecid(const struct cred *c, u32 *secid)
+{ }

static inline int security_kernel_act_as(struct cred *cred, u32 secid)
{
@@ -1249,12 +1249,10 @@ static inline int security_secctx_to_secid(const char *secdata,
}

static inline void security_release_secctx(char *secdata, u32 seclen)
-{
-}
+{ }

static inline void security_inode_invalidate_secctx(struct inode *inode)
-{
-}
+{ }

static inline int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
{
--
2.17.1
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