Re: [PATCH] tty: remove unneeded break

[Uwe Kleine-König]

On Mon, Oct 19, 2020 at 10:59:15AM -0700, trix@xxxxxxxxxx wrote:
> From: Tom Rix <trix@xxxxxxxxxx>
> 
> A break is not needed if it is preceded by a return
> 
> Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
> ---
>  drivers/tty/serial/imx.c | 5 -----
>  1 file changed, 5 deletions(-)
> 
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index 1731d9728865..09703079db7b 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -320,7 +320,6 @@ static u32 imx_uart_readl(struct imx_port *sport, u32 offset)
>  	switch (offset) {
>  	case UCR1:
>  		return sport->ucr1;
> -		break;
>  	case UCR2:
>  		/*
>  		 * UCR2_SRST is the only bit in the cached registers that might
> @@ -331,16 +330,12 @@ static u32 imx_uart_readl(struct imx_port *sport, u32 offset)
>  		if (!(sport->ucr2 & UCR2_SRST))
>  			sport->ucr2 = readl(sport->port.membase + offset);
>  		return sport->ucr2;
> -		break;
>  	case UCR3:
>  		return sport->ucr3;
> -		break;
>  	case UCR4:
>  		return sport->ucr4;
> -		break;
>  	case UFCR:
>  		return sport->ufcr;
> -		break;
>  	default:
>  		return readl(sport->port.membase + offset);
>  	}

this might be subjective, but I like the break being there for clearity.
So I object to make a patch to remove them. In case I'm outvoted I'd at
least want empty lines instead.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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