consoles: switch to int put_char method
Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Antonino Daplas <adaplas@pol.net>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Kelly Daly <kelly@au.ibm.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Jiri Slaby <jirislaby@gmail.com>
Cc: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/viocons.c b/drivers/char/viocons.c
index 9319c63..3d3e1c2 100644
--- a/drivers/char/viocons.c
+++ b/drivers/char/viocons.c
@@ -628,13 +628,13 @@
/*
* TTY put_char method
*/
-static void viotty_put_char(struct tty_struct *tty, unsigned char ch)
+static int viotty_put_char(struct tty_struct *tty, unsigned char ch)
{
struct port_info *pi;
pi = get_port_data(tty);
if (pi == NULL)
- return;
+ return 0;
/* This will append '\r' as well if the char is '\n' */
if (viochar_is_console(pi))
@@ -642,6 +642,7 @@
if (viopath_isactive(pi->lp))
internal_write(pi, &ch, 1);
+ return 1;
}
/*
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index c71d1d0..71cf203 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2642,11 +2642,11 @@
return retval;
}
-static void con_put_char(struct tty_struct *tty, unsigned char ch)
+static int con_put_char(struct tty_struct *tty, unsigned char ch)
{
if (in_interrupt())
- return; /* n_r3964 calls put_char() from interrupt context */
- do_con_write(tty, &ch, 1);
+ return 0; /* n_r3964 calls put_char() from interrupt context */
+ return do_con_write(tty, &ch, 1);
}
static int con_write_room(struct tty_struct *tty)