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Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/tty.h11
-rw-r--r--drivers/tty/tty_audit.c5
2 files changed, 9 insertions, 7 deletions
diff --git a/drivers/tty/tty.h b/drivers/tty/tty.h
index 1e0d80e98d26..89769a1f1f97 100644
--- a/drivers/tty/tty.h
+++ b/drivers/tty/tty.h
@@ -99,14 +99,15 @@ extern int tty_ldisc_autoload;
/* 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);
+void tty_audit_add_data(const struct tty_struct *tty, const void *data,
+ size_t size);
+void tty_audit_tiocsti(const 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_add_data(const 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_tiocsti(const struct tty_struct *tty, char ch)
{
}
#endif
diff --git a/drivers/tty/tty_audit.c b/drivers/tty/tty_audit.c
index 6cf8b63368ee..5cbe28ac1763 100644
--- a/drivers/tty/tty_audit.c
+++ b/drivers/tty/tty_audit.c
@@ -134,7 +134,7 @@ void tty_audit_fork(struct signal_struct *sig)
/*
* tty_audit_tiocsti - Log TIOCSTI
*/
-void tty_audit_tiocsti(struct tty_struct *tty, char ch)
+void tty_audit_tiocsti(const struct tty_struct *tty, char ch)
{
dev_t dev;
@@ -199,7 +199,8 @@ static struct tty_audit_buf *tty_audit_buf_get(void)
*
* Audit @data of @size from @tty, if necessary.
*/
-void tty_audit_add_data(struct tty_struct *tty, const void *data, size_t size)
+void tty_audit_add_data(const struct tty_struct *tty, const void *data,
+ size_t size)
{
struct tty_audit_buf *buf;
unsigned int audit_tty;