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serial: stm32: Make stm32_get_databits static

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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>
This commit is contained in:
YueHaibing 2019-05-28 17:04:49 +08:00 committed by Greg Kroah-Hartman
parent c70669ecef
commit 929ffa4ade
1 changed files with 1 additions and 1 deletions
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drivers/tty/serial/stm32-usart.c
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@ -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;