[PATCH 08/13] tty: audit: move some local functions out of tty.h

Greg Kroah-Hartman
2021-04-08T12:52:33Z

The functions tty_audit_add_data() and tty_audit_tiocsti() are local to
the tty core code, and do not need to be in a "kernel-wide" header file
so move them to drivers/tty/tty.h

Cc: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/tty/tty.h | 14 ++++++++++++++
drivers/tty/tty_audit.c | 1 +
include/linux/tty.h | 10 ----------
3 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/drivers/tty/tty.h b/drivers/tty/tty.h
index e9cb918348cf..a8a7abe5d635 100644
--- a/drivers/tty/tty.h
+++ b/drivers/tty/tty.h
@@ -6,4 +6,18 @@
#ifndef _TTY_INTERNAL_H
#define _TTY_INTERNAL_H

+/* tty_audit.c */
+#ifdef CONFIG_AUDIT
+void tty_audit_add_data(struct tty_struct *tty, const void *data, size_t size);
+void tty_audit_tiocsti(struct tty_struct *tty, char ch);
+#else
+static inline void tty_audit_add_data(struct tty_struct *tty, const void *data,
+ size_t size)
+{
+}
+static inline void tty_audit_tiocsti(struct tty_struct *tty, char ch)
+{
+}
+#endif
+
#endif
diff --git a/drivers/tty/tty_audit.c b/drivers/tty/tty_audit.c
index 32898aabcd06..ca7afd7b2716 100644
--- a/drivers/tty/tty_audit.c
+++ b/drivers/tty/tty_audit.c
@@ -10,6 +10,7 @@
#include <linux/audit.h>
#include <linux/slab.h>
#include <linux/tty.h>
+#include "tty.h"

struct tty_audit_buf {
struct mutex mutex; /* Protects all data below */
diff --git a/include/linux/tty.h b/include/linux/tty.h
index fd8308a1f37e..981ee31c58e1 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -717,20 +717,10 @@ static inline void n_tty_init(void) { }

/* tty_audit.c */
#ifdef CONFIG_AUDIT
-extern void tty_audit_add_data(struct tty_struct *tty, const void *data,
- size_t size);
extern void tty_audit_exit(void);
extern void tty_audit_fork(struct signal_struct *sig);
-extern void tty_audit_tiocsti(struct tty_struct *tty, char ch);
extern int tty_audit_push(void);
#else
-static inline void tty_audit_add_data(struct tty_struct *tty, const void *data,
- size_t size)
-{
-}
-static inline void tty_audit_tiocsti(struct tty_struct *tty, char ch)
-{
-}
static inline void tty_audit_exit(void)
{
}
--
2.31.1