On Mon, Sep 10, 2018 at 04:20:14PM -0700, Laura Abbott wrote:
> There's an error when compiled with restrict:
>
> drivers/tty/serial/kgdboc.c: In function ‘configure_kgdboc’:
> drivers/tty/serial/kgdboc.c:137:2: error: ‘strcpy’ source argument is the same
> as destination [-Werror=restrict]
> strcpy(config, opt);
> ^~~~~~~~~~~~~~~~~~~
>
> As the error implies, this is from trying to use config as both source and
> destination. Drop the call to the function where config is the argument
> since nothing else happens in the function.
>
> Signed-off-by: Laura Abbott <labbott@xxxxxxxxxx>
Reviewed-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
> ---
> drivers/tty/serial/kgdboc.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
> index b4ba2b1dab76..dd503743bbff 100644
> --- a/drivers/tty/serial/kgdboc.c
> +++ b/drivers/tty/serial/kgdboc.c
> @@ -154,15 +154,13 @@ static int configure_kgdboc(void)
> {
> struct tty_driver *p;
> int tty_line = 0;
> - int err;
> + int err = -ENODEV;
> char *cptr = config;
> struct console *cons;
>
> - err = kgdboc_option_setup(config);
> - if (err || !strlen(config) || isspace(config[0]))
> + if (!strlen(config) || isspace(config[0]))
> goto noconfig;
>
> - err = -ENODEV;
> kgdboc_io_ops.is_console = 0;
> kgdb_tty_driver = NULL;
>
> --
> 2.17.1
>
