serial: Remove uart_wait_until_sent() forward declaration

Remove unnecessary forward declaration of uart_wait_until_sent().

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230309080923.11778-9-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index c494cb3..db7f6c0 100644 (file)
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -49,7 +49,6 @@ static struct lock_class_key port_lock_key;
  */
 #define RS485_MAX_RTS_DELAY    100 /* msecs */
 
-static void uart_wait_until_sent(struct tty_struct *tty, int timeout);
 static void uart_change_pm(struct uart_state *state,
                           enum uart_pm_state pm_state);