serial: stm32: Make stm32_get_databits static

Fix sparse warning: drivers/tty/serial/stm32-usart.c:603:14: warning: symbol 'stm32_get_databits' was not declared. Should it be static? Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
mariux64 · Jun 10, 2019 · 929ffa4 · 929ffa4
1 parent c70669e
commit 929ffa4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
@@ -600,7 +600,7 @@ static void stm32_shutdown(struct uart_port *port)
 	free_irq(port->irq, port);
 }
 
-unsigned int stm32_get_databits(struct ktermios *termios)
+static unsigned int stm32_get_databits(struct ktermios *termios)
 {
 	unsigned int bits;