Re: [PATCH v1 5/6] x86/boot: Allow longer parameter list for earlyprintk

[Ingo Molnar]

* Andy Shevchenko <andriy.shevche...@linux.intel.com> wrote:

> Allow longer parameter list for earlyprintk to support new coming
> parameters.
> 
> No functional change intended.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
> ---
>  arch/x86/boot/early_serial_console.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/boot/early_serial_console.c 
> b/arch/x86/boot/early_serial_console.c
> index 8cb7b0e8fe98..ef10926ab9e5 100644
> --- a/arch/x86/boot/early_serial_console.c
> +++ b/arch/x86/boot/early_serial_console.c
> @@ -90,7 +90,7 @@ static void early_serial_init(unsigned long port, int baud)
>  static void parse_earlyprintk(void)
>  {
>       int baud = DEFAULT_BAUD;
> -     char arg[32];
> +     char arg[64];
>       int pos = 0;
>       unsigned long port = 0;

BTW., what happens if the parsed string is longer than this buffer?

Thanks,

        Ingo