diff options
Diffstat (limited to 'drivers/tty/serial/stm32-usart.c')
| -rw-r--r-- | drivers/tty/serial/stm32-usart.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index e9e11a259621..be47cd343cf6 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -321,7 +321,7 @@ static bool stm32_usart_pending_rx_pio(struct uart_port *port, u32 *sr) return false; } -static unsigned long stm32_usart_get_char_pio(struct uart_port *port) +static u8 stm32_usart_get_char_pio(struct uart_port *port) { struct stm32_port *stm32_port = to_stm32_port(port); const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs; @@ -338,10 +338,9 @@ static unsigned int stm32_usart_receive_chars_pio(struct uart_port *port) { struct stm32_port *stm32_port = to_stm32_port(port); const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs; - unsigned long c; unsigned int size = 0; u32 sr; - char flag; + u8 c, flag; while (stm32_usart_pending_rx_pio(port, &sr)) { sr |= USART_SR_DUMMY_RX; |