specialix: Switch to int put_char method

Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index 075ad92..dfb7cd7 100644 (file)
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -1690,7 +1690,7 @@ static int sx_write(struct tty_struct * tty,
 }
 
 
-static void sx_put_char(struct tty_struct * tty, unsigned char ch)
+static int sx_put_char(struct tty_struct * tty, unsigned char ch)
 {
        struct specialix_port *port = (struct specialix_port *)tty->driver_data;
        unsigned long flags;
@@ -1700,12 +1700,12 @@ static void sx_put_char(struct tty_struct * tty, unsigned char ch)
 
        if (sx_paranoia_check(port, tty->name, "sx_put_char")) {
                func_exit();
-               return;
+               return 0;
        }
        dprintk (SX_DEBUG_TX, "check tty: %p %p\n", tty, port->xmit_buf);
        if (!port->xmit_buf) {
                func_exit();
-               return;
+               return 0;
        }
        bp = port_Board(port);
        spin_lock_irqsave(&port->lock, flags);
@@ -1715,7 +1715,7 @@ static void sx_put_char(struct tty_struct * tty, unsigned char ch)
                spin_unlock_irqrestore(&port->lock, flags);
                dprintk (SX_DEBUG_TX, "Exit size\n");
                func_exit();
-               return;
+               return 0;
        }
        dprintk (SX_DEBUG_TX, "Handle xmit: %p %p\n", port, port->xmit_buf);
        port->xmit_buf[port->xmit_head++] = ch;
@@ -1724,6 +1724,7 @@ static void sx_put_char(struct tty_struct * tty, unsigned char ch)
        spin_unlock_irqrestore(&port->lock, flags);
 
        func_exit();
+       return 1;
 }