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>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index c71d1d0f13b9..71cf203d282d 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2642,11 +2642,11 @@ static int con_write(struct tty_struct *tty, const unsigned char *buf, int count
         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)