n_hdlc: move tty_ldisc_ops to the bottom

This makes forward declarations unnecessary. So drop them.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20200219084118.26491-16-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c
index 4276931..615abe5 100644 (file)
--- a/drivers/tty/n_hdlc.c
+++ b/drivers/tty/n_hdlc.c
@@ -157,22 +157,6 @@ static struct n_hdlc *n_hdlc_alloc (void);
 /* max frame size for memory allocations */
 static int maxframe = 4096;
 
-/* TTY callbacks */
-
-static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file,
-                          __u8 __user *buf, size_t nr);
-static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file,
-                           const unsigned char *buf, size_t nr);
-static int n_hdlc_tty_ioctl(struct tty_struct *tty, struct file *file,
-                           unsigned int cmd, unsigned long arg);
-static __poll_t n_hdlc_tty_poll(struct tty_struct *tty, struct file *filp,
-                                   poll_table *wait);
-static int n_hdlc_tty_open(struct tty_struct *tty);
-static void n_hdlc_tty_close(struct tty_struct *tty);
-static void n_hdlc_tty_receive(struct tty_struct *tty, const __u8 *cp,
-                              char *fp, int count);
-static void n_hdlc_tty_wakeup(struct tty_struct *tty);
-
 static void flush_rx_queue(struct tty_struct *tty)
 {
        struct n_hdlc *n_hdlc = tty->disc_data;
@@ -191,21 +175,6 @@ static void flush_tx_queue(struct tty_struct *tty)
                n_hdlc_buf_put(&n_hdlc->tx_free_buf_list, buf);
 }
 
-static struct tty_ldisc_ops n_hdlc_ldisc = {
-       .owner          = THIS_MODULE,
-       .magic          = TTY_LDISC_MAGIC,
-       .name           = "hdlc",
-       .open           = n_hdlc_tty_open,
-       .close          = n_hdlc_tty_close,
-       .read           = n_hdlc_tty_read,
-       .write          = n_hdlc_tty_write,
-       .ioctl          = n_hdlc_tty_ioctl,
-       .poll           = n_hdlc_tty_poll,
-       .receive_buf    = n_hdlc_tty_receive,
-       .write_wakeup   = n_hdlc_tty_wakeup,
-       .flush_buffer   = flush_rx_queue,
-};
-
 static void n_hdlc_free_buf_list(struct n_hdlc_buf_list *list)
 {
        struct n_hdlc_buf *buf;
@@ -810,6 +779,21 @@ static struct n_hdlc_buf *n_hdlc_buf_get(struct n_hdlc_buf_list *buf_list)
        return buf;
 }      /* end of n_hdlc_buf_get() */
 
+static struct tty_ldisc_ops n_hdlc_ldisc = {
+       .owner          = THIS_MODULE,
+       .magic          = TTY_LDISC_MAGIC,
+       .name           = "hdlc",
+       .open           = n_hdlc_tty_open,
+       .close          = n_hdlc_tty_close,
+       .read           = n_hdlc_tty_read,
+       .write          = n_hdlc_tty_write,
+       .ioctl          = n_hdlc_tty_ioctl,
+       .poll           = n_hdlc_tty_poll,
+       .receive_buf    = n_hdlc_tty_receive,
+       .write_wakeup   = n_hdlc_tty_wakeup,
+       .flush_buffer   = flush_rx_queue,
+};
+
 static int __init n_hdlc_init(void)
 {
        int status;