[PATCH] Fix modularization of Siemens line discipline

From: Stephen Hemminger
Date: Tue Sep 09 2003 - 17:49:40 EST


Convert SIEMENS R3964 tty line discipline on 2.6.0-test5 to use tty_ldisc owner
instead of explicit MOD_INC/DEC.

diff -Nru a/drivers/char/n_r3964.c b/drivers/char/n_r3964.c
--- a/drivers/char/n_r3964.c Tue Sep 9 15:40:12 2003
+++ b/drivers/char/n_r3964.c Tue Sep 9 15:40:12 2003
@@ -150,22 +150,18 @@
static int r3964_receive_room(struct tty_struct *tty);

static struct tty_ldisc tty_ldisc_N_R3964 = {
- TTY_LDISC_MAGIC, /* magic */
- "R3964", /* name */
- 0, /* num */
- 0, /* flags */
- r3964_open, /* open */
- r3964_close, /* close */
- 0, /* flush_buffer */
- 0, /* chars_in_buffer */
- r3964_read, /* read */
- r3964_write, /* write */
- r3964_ioctl, /* ioctl */
- r3964_set_termios, /* set_termios */
- r3964_poll, /* poll */
- r3964_receive_buf, /* receive_buf */
- r3964_receive_room, /* receive_room */
- 0 /* write_wakeup */
+ .owner = THIS_MODULE,
+ .magic = TTY_LDISC_MAGIC,
+ .name = "R3964",
+ .open = r3964_open,
+ .close = r3964_close,
+ .read = r3964_read,
+ .write = r3964_write,
+ .ioctl = r3964_ioctl,
+ .set_termios = r3964_set_termios,
+ .poll = r3964_poll,
+ .receive_buf = r3964_receive_buf,
+ .receive_room = r3964_receive_room,
};


@@ -1070,8 +1066,6 @@
{
struct r3964_info *pInfo;

- MOD_INC_USE_COUNT;
-
TRACE_L("open");
TRACE_L("tty=%x, PID=%d, disc_data=%x",
(int)tty, current->pid, (int)tty->disc_data);
@@ -1188,8 +1182,6 @@
TRACE_M("r3964_close - tx_buf kfree %x",(int)pInfo->tx_buf);
kfree(pInfo);
TRACE_M("r3964_close - info kfree %x",(int)pInfo);
-
- MOD_DEC_USE_COUNT;
}

static ssize_t r3964_read(struct tty_struct *tty, struct file *file,
-
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