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-rw-r--r--drivers/tty/tty_buffer.c2
-rw-r--r--include/linux/tty.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
index aa80dc94ddc2..f4dc3e296dd5 100644
--- a/drivers/tty/tty_buffer.c
+++ b/drivers/tty/tty_buffer.c
@@ -422,7 +422,7 @@ EXPORT_SYMBOL_GPL(tty_prepare_flip_string);
*
* Returns the number of bytes not processed
*/
-int tty_ldisc_receive_buf(struct tty_ldisc *ld, unsigned char *p,
+int tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p,
char *f, int count)
{
if (ld->ops->receive_buf2)
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 86c7853282b7..21c0fabfed60 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -657,7 +657,7 @@ extern int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty);
extern void tty_ldisc_release(struct tty_struct *tty);
extern void tty_ldisc_init(struct tty_struct *tty);
extern void tty_ldisc_deinit(struct tty_struct *tty);
-extern int tty_ldisc_receive_buf(struct tty_ldisc *ld, unsigned char *p,
+extern int tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p,
char *f, int count);
/* n_tty.c */