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[PATCH] inline more audit helpers

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pull checks for ->audit_context into inlined wrappers

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2006-05-18 16:01:30 -04:00
parent e018290929
commit d8945bb51a
2 changed files with 25 additions and 13 deletions
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24
include/linux/audit.h
View File

@ -301,11 +301,16 @@ extern void audit_syscall_entry(int arch,
int major, unsigned long a0, unsigned long a1, int major, unsigned long a0, unsigned long a1,
unsigned long a2, unsigned long a3); unsigned long a2, unsigned long a3);
extern void audit_syscall_exit(int failed, long return_code); extern void audit_syscall_exit(int failed, long return_code);
extern void audit_getname(const char *name); extern void __audit_getname(const char *name);
extern void audit_putname(const char *name); extern void audit_putname(const char *name);
extern void __audit_inode(const char *name, const struct inode *inode, unsigned flags); extern void __audit_inode(const char *name, const struct inode *inode, unsigned flags);
extern void __audit_inode_child(const char *dname, const struct inode *inode, extern void __audit_inode_child(const char *dname, const struct inode *inode,
unsigned long pino); unsigned long pino);
static inline void audit_getname(const char *name)
{
if (unlikely(current->audit_context))
__audit_getname(name);
}
static inline void audit_inode(const char *name, const struct inode *inode, static inline void audit_inode(const char *name, const struct inode *inode,
unsigned flags) { unsigned flags) {
if (unlikely(current->audit_context)) if (unlikely(current->audit_context))
@ -324,13 +329,26 @@ extern void auditsc_get_stamp(struct audit_context *ctx,
struct timespec *t, unsigned int *serial); struct timespec *t, unsigned int *serial);
extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid);
extern uid_t audit_get_loginuid(struct audit_context *ctx); extern uid_t audit_get_loginuid(struct audit_context *ctx);
extern int audit_ipc_obj(struct kern_ipc_perm *ipcp); extern int __audit_ipc_obj(struct kern_ipc_perm *ipcp);
extern int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode); extern int __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode);
extern int audit_bprm(struct linux_binprm *bprm); extern int audit_bprm(struct linux_binprm *bprm);
extern int audit_socketcall(int nargs, unsigned long *args); extern int audit_socketcall(int nargs, unsigned long *args);
extern int audit_sockaddr(int len, void *addr); extern int audit_sockaddr(int len, void *addr);
extern int audit_avc_path(struct dentry *dentry, struct vfsmount *mnt); extern int audit_avc_path(struct dentry *dentry, struct vfsmount *mnt);
extern int audit_set_macxattr(const char *name); extern int audit_set_macxattr(const char *name);
static inline int audit_ipc_obj(struct kern_ipc_perm *ipcp)
{
if (unlikely(current->audit_context))
return __audit_ipc_obj(ipcp);
return 0;
}
static inline int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode)
{
if (unlikely(current->audit_context))
return __audit_ipc_set_perm(qbytes, uid, gid, mode);
return 0;
}
#else #else
#define audit_alloc(t) ({ 0; }) #define audit_alloc(t) ({ 0; })
#define audit_free(t) do { ; } while (0) #define audit_free(t) do { ; } while (0)

14
kernel/auditsc.c
View File

@ -922,11 +922,11 @@ void audit_syscall_exit(int valid, long return_code)
* Add a name to the list of audit names for this context. * Add a name to the list of audit names for this context.
* Called from fs/namei.c:getname(). * Called from fs/namei.c:getname().
*/ */
void audit_getname(const char *name) void __audit_getname(const char *name)
{ {
struct audit_context *context = current->audit_context; struct audit_context *context = current->audit_context;
if (!context || IS_ERR(name) || !name) if (IS_ERR(name) || !name)
return; return;
if (!context->in_syscall) { if (!context->in_syscall) {
@ -1189,14 +1189,11 @@ uid_t audit_get_loginuid(struct audit_context *ctx)
* *
* Returns 0 for success or NULL context or < 0 on error. * Returns 0 for success or NULL context or < 0 on error.
*/ */
int audit_ipc_obj(struct kern_ipc_perm *ipcp) int __audit_ipc_obj(struct kern_ipc_perm *ipcp)
{ {
struct audit_aux_data_ipcctl *ax; struct audit_aux_data_ipcctl *ax;
struct audit_context *context = current->audit_context; struct audit_context *context = current->audit_context;
if (likely(!context))
return 0;
ax = kmalloc(sizeof(*ax), GFP_ATOMIC); ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
if (!ax) if (!ax)
return -ENOMEM; return -ENOMEM;
@ -1221,14 +1218,11 @@ int audit_ipc_obj(struct kern_ipc_perm *ipcp)
* *
* Returns 0 for success or NULL context or < 0 on error. * Returns 0 for success or NULL context or < 0 on error.
*/ */
int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode) int __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode)
{ {
struct audit_aux_data_ipcctl *ax; struct audit_aux_data_ipcctl *ax;
struct audit_context *context = current->audit_context; struct audit_context *context = current->audit_context;
if (likely(!context))
return 0;
ax = kmalloc(sizeof(*ax), GFP_ATOMIC); ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
if (!ax) if (!ax)
return -ENOMEM; return -ENOMEM;