USB: serial: ch341: use fix-width types consistently

[PATCH] USB: serial: ch341: use fix-width types consistently

Posted by Johan Hovold 11 months, 2 weeks ago

Use Linux fix-width types consistently and drop a related unnecessary
cast.

Signed-off-by: Johan Hovold <johan@kernel.org>
---
 drivers/usb/serial/ch341.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index ac74b353b26d..7cc36f84821f 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -660,13 +660,12 @@ static int ch341_simulate_break(struct tty_struct *tty, int break_state)
 
 static int ch341_break_ctl(struct tty_struct *tty, int break_state)
 {
-	const uint16_t ch341_break_reg =
-			((uint16_t) CH341_REG_LCR << 8) | CH341_REG_BREAK;
+	const u16 ch341_break_reg = (CH341_REG_LCR << 8) | CH341_REG_BREAK;
 	struct usb_serial_port *port = tty->driver_data;
 	struct ch341_private *priv = usb_get_serial_port_data(port);
+	u16 reg_contents;
+	u8 break_reg[2];
 	int r;
-	uint16_t reg_contents;
-	uint8_t break_reg[2];
 
 	if (priv->quirks & CH341_QUIRK_SIMULATE_BREAK)
 		return ch341_simulate_break(tty, break_state);
-- 
2.45.2

Re: [PATCH] USB: serial: ch341: use fix-width types consistently

Posted by Greg KH 11 months, 2 weeks ago

On Wed, Jan 08, 2025 at 11:15:18AM +0100, Johan Hovold wrote:
> Use Linux fix-width types consistently and drop a related unnecessary
> cast.
> 
> Signed-off-by: Johan Hovold <johan@kernel.org>
> ---
>  drivers/usb/serial/ch341.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
> index ac74b353b26d..7cc36f84821f 100644
> --- a/drivers/usb/serial/ch341.c
> +++ b/drivers/usb/serial/ch341.c
> @@ -660,13 +660,12 @@ static int ch341_simulate_break(struct tty_struct *tty, int break_state)
>  
>  static int ch341_break_ctl(struct tty_struct *tty, int break_state)
>  {
> -	const uint16_t ch341_break_reg =
> -			((uint16_t) CH341_REG_LCR << 8) | CH341_REG_BREAK;
> +	const u16 ch341_break_reg = (CH341_REG_LCR << 8) | CH341_REG_BREAK;
>  	struct usb_serial_port *port = tty->driver_data;
>  	struct ch341_private *priv = usb_get_serial_port_data(port);
> +	u16 reg_contents;
> +	u8 break_reg[2];
>  	int r;
> -	uint16_t reg_contents;
> -	uint8_t break_reg[2];
>  
>  	if (priv->quirks & CH341_QUIRK_SIMULATE_BREAK)
>  		return ch341_simulate_break(tty, break_state);
> -- 
> 2.45.2
> 
> 

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>