1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/char/viocons.c b/drivers/char/viocons.c
index 9319c63dda9a..3d3e1c2b310f 100644
--- a/drivers/char/viocons.c
+++ b/drivers/char/viocons.c
@@ -628,13 +628,13 @@ static int viotty_write(struct tty_struct *tty, const unsigned char *buf,
 /*
  * 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 @@ static void viotty_put_char(struct tty_struct *tty, unsigned char ch)
 
         if (viopath_isactive(pi->lp))
                 internal_write(pi, &ch, 1);
+        return 1;
 }
 
 /*