audit: inline audit_free to simplify the look of generic code

make the conditional a static inline instead of doing it in generic code.
Signed-off-by: NEric Paris <eparis@redhat.com>

include/linux/audit.h

@@ -417,7 +417,7 @@ extern int audit_classify_arch(int arch);
 				/* Public API */
 extern void audit_finish_fork(struct task_struct *child);
 extern int  audit_alloc(struct task_struct *task);
-extern void audit_free(struct task_struct *task);
+extern void __audit_free(struct task_struct *task);
 extern void __audit_syscall_entry(int arch,
 				  int major, unsigned long a0, unsigned long a1,
 				  unsigned long a2, unsigned long a3);
@@ -435,6 +435,11 @@ static inline int audit_dummy_context(void)
 	void *p = current->audit_context;
 	return !p || *(int *)p;
 }
+static inline void audit_free(struct task_struct *task)
+{
+	if (unlikely(task->audit_context))
+		__audit_free(task);
+}
 static inline void audit_syscall_entry(int arch, int major, unsigned long a0,
 				       unsigned long a1, unsigned long a2,
 				       unsigned long a3)

kernel/auditsc.c

@@ -1594,7 +1594,7 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
  *
  * Called from copy_process and do_exit
  */
-void audit_free(struct task_struct *tsk)
+void __audit_free(struct task_struct *tsk)
 {
 	struct audit_context *context;
 

kernel/exit.c

@@ -964,8 +964,7 @@ NORET_TYPE void do_exit(long code)
 	acct_collect(code, group_dead);
 	if (group_dead)
 		tty_audit_exit();
-	if (unlikely(tsk->audit_context))
-		audit_free(tsk);
+	audit_free(tsk);
 
 	tsk->exit_code = code;
 	taskstats_exit(tsk, group_dead);