On 04/23/18 12:36, Mathieu Malaterre wrote:
> In commit 7a22d6321c3d ("powerpc/mm/radix: Update command line parsing for
> disable_radix") an `if` statement was added for a possible empty body
> (prom_debug).
>
> Fix the following warning, treated as error with W=1:
>
> arch/powerpc/kernel/prom_init.c:656:46: error: suggest braces around empty
> body in an ‘if’ statement [-Werror=empty-body]
>
> Suggested-by: Randy Dunlap <rdun...@infradead.org>
> Signed-off-by: Mathieu Malaterre <ma...@debian.org>
Acked-by: Randy Dunlap <rdun...@infradead.org>
Thanks.
> ---
> v2: update macro directly
>
> arch/powerpc/kernel/prom_init.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
> index 5ae153b97d0a..7edf3aa5bc6d 100644
> --- a/arch/powerpc/kernel/prom_init.c
> +++ b/arch/powerpc/kernel/prom_init.c
> @@ -103,7 +103,7 @@ int of_workarounds;
> #ifdef DEBUG_PROM
> #define prom_debug(x...) prom_printf(x)
> #else
> -#define prom_debug(x...)
> +#define prom_debug(x...) do { } while (0)
> #endif
>
>
>
--
~Randy
