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Date:	Mon, 13 Sep 2010 21:36:13 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Joe Perches <joe@...ches.com>
Cc:	linux-kernel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>, sparclinux@...r.kernel.org
Subject: Re: [PATCH 18/25] drivers/serial/suncore.c: Use static const char
 arrays

On Mon, 13 Sep 2010 12:47:56 -0700
Joe Perches <joe@...ches.com> wrote:

> Signed-off-by: Joe Perches <joe@...ches.com>
> ---
>  drivers/serial/suncore.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/serial/suncore.c b/drivers/serial/suncore.c
> index 6381a02..f2a5b54 100644
> --- a/drivers/serial/suncore.c
> +++ b/drivers/serial/suncore.c
> @@ -84,8 +84,8 @@ EXPORT_SYMBOL(sunserial_console_match);
>  
>  void sunserial_console_termios(struct console *con, struct device_node *uart_dp)
>  {
> +	char mode_prop[sizeof("ttyX-mode")];
>  	const char *mode, *s;
> -	char mode_prop[] = "ttyX-mode";
>  	int baud, bits, stop, cflag;
>  	char parity;
>  
> @@ -106,7 +106,7 @@ void sunserial_console_termios(struct console *con, struct device_node *uart_dp)
>  		if (of_console_options)
>  			c = *of_console_options;
>  
> -		mode_prop[3] = c;
> +		sprintf(mode_prop, "tty%c-mode", c);

Whats the point of all this. It's trivial code being replaced by
something complicated, harder to understand and much slower ?
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