Commit 0be2eade authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds
Browse files

mxser: switch to put_char being int 



Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Cc: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 76b25a55

drivers/char/mxser.c

+4 −3
Original line number Diff line number Diff line
@@ -1091,16 +1091,16 @@ static int mxser_write(struct tty_struct *tty, const unsigned char *buf, int cou 
	return total;

}



static void mxser_put_char(struct tty_struct *tty, unsigned char ch)

static int mxser_put_char(struct tty_struct *tty, unsigned char ch)

{

	struct mxser_port *info = tty->driver_data;

	unsigned long flags;



	if (!info->xmit_buf)

		return;

		return 0;



	if (info->xmit_cnt >= SERIAL_XMIT_SIZE - 1)

		return;

		return 0;



	spin_lock_irqsave(&info->slock, flags);

	info->xmit_buf[info->xmit_head++] = ch;
@@ -1118,6 +1118,7 @@ static void mxser_put_char(struct tty_struct *tty, unsigned char ch) 
			spin_unlock_irqrestore(&info->slock, flags);

		}

	}

	return 1;

}