1 files changed, 32 insertions, 16 deletions

diff --git a/include/linux/audit.h b/include/linux/audit.h
index 5a6d718adf34..b20b03852f21 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -84,8 +84,13 @@ extern int audit_classify_arch(int arch);
 #define AUDIT_TYPE_CHILD_DELETE 3       /* a child being deleted */
 #define AUDIT_TYPE_CHILD_CREATE 4       /* a child being created */
 
+/* maximized args number that audit_socketcall can process */
+#define AUDITSC_ARGS            6
+
 struct filename;
 
+extern void audit_log_session_info(struct audit_buffer *ab);
+
 #ifdef CONFIG_AUDITSYSCALL
 /* These are defined in auditsc.c */
                                 /* Public API */
@@ -120,7 +125,7 @@ static inline void audit_syscall_entry(int arch, int major, unsigned long a0,
                                        unsigned long a1, unsigned long a2,
                                        unsigned long a3)
 {
-        if (unlikely(!audit_dummy_context()))
+        if (unlikely(current->audit_context))
                 __audit_syscall_entry(arch, major, a0, a1, a2, a3);
 }
 static inline void audit_syscall_exit(void *pt_regs)
@@ -185,12 +190,10 @@ static inline int audit_get_sessionid(struct task_struct *tsk)
         return tsk->sessionid;
 }
 
-extern void audit_log_task_context(struct audit_buffer *ab);
-extern void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
 extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp);
 extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode);
 extern int __audit_bprm(struct linux_binprm *bprm);
-extern void __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 void __audit_fd_pair(int fd1, int fd2);
 extern void __audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr);
@@ -224,10 +227,11 @@ static inline int audit_bprm(struct linux_binprm *bprm)
                 return __audit_bprm(bprm);
         return 0;
 }
-static inline void audit_socketcall(int nargs, unsigned long *args)
+static inline int audit_socketcall(int nargs, unsigned long *args)
 {
         if (unlikely(!audit_dummy_context()))
-                __audit_socketcall(nargs, args);
+                return __audit_socketcall(nargs, args);
+        return 0;
 }
 static inline int audit_sockaddr(int len, void *addr)
 {
@@ -340,11 +344,6 @@ static inline int audit_get_sessionid(struct task_struct *tsk)
 {
         return -1;
 }
-static inline void audit_log_task_context(struct audit_buffer *ab)
-{ }
-static inline void audit_log_task_info(struct audit_buffer *ab,
-                                       struct task_struct *tsk)
-{ }
 static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
 { }
 static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid,
@@ -354,8 +353,10 @@ static inline int audit_bprm(struct linux_binprm *bprm)
 {
         return 0;
 }
-static inline void audit_socketcall(int nargs, unsigned long *args)
-{ }
+static inline int audit_socketcall(int nargs, unsigned long *args)
+{
+        return 0;
+}
 static inline void audit_fd_pair(int fd1, int fd2)
 { }
 static inline int audit_sockaddr(int len, void *addr)
@@ -390,6 +391,11 @@ static inline void audit_ptrace(struct task_struct *t)
 #define audit_signals 0
 #endif /* CONFIG_AUDITSYSCALL */
 
+static inline bool audit_loginuid_set(struct task_struct *tsk)
+{
+        return uid_valid(audit_get_loginuid(tsk));
+}
+
 #ifdef CONFIG_AUDIT
 /* These are defined in audit.c */
                                 /* Public API */
@@ -429,14 +435,17 @@ static inline void	    audit_log_secctx(struct audit_buffer *ab, u32 secid)
 { }
 #endif
 
+extern int audit_log_task_context(struct audit_buffer *ab);
+extern void audit_log_task_info(struct audit_buffer *ab,
+                                struct task_struct *tsk);
+
 extern int                  audit_update_lsm_rules(void);
 
                                 /* Private API (for audit.c only) */
-extern int audit_filter_user(void);
+extern int audit_filter_user(int type);
 extern int audit_filter_type(int type);
 extern int  audit_receive_filter(int type, int pid, int seq,
-                                void *data, size_t datasz, kuid_t loginuid,
-                                u32 sessionid, u32 sid);
+                                void *data, size_t datasz);
 extern int audit_enabled;
 #else /* CONFIG_AUDIT */
 static inline __printf(4, 5)
@@ -476,6 +485,13 @@ static inline void audit_log_link_denied(const char *string,
 { }
 static inline void audit_log_secctx(struct audit_buffer *ab, u32 secid)
 { }
+static inline int audit_log_task_context(struct audit_buffer *ab)
+{
+        return 0;
+}
+static inline void audit_log_task_info(struct audit_buffer *ab,
+                                       struct task_struct *tsk)
+{ }
 #define audit_enabled 0
 #endif /* CONFIG_AUDIT */
 static inline void audit_log_string(struct audit_buffer *ab, const char *buf)