[PATCH] [media] mtk-vcodec: avoid warnings because of empty macros

[Tiffany Lin]

On Wed, 2017-04-19 at 07:56 -0300, Mauro Carvalho Chehab wrote:
> Remove those gcc warnings:
> 
> 	drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c: In function 'mtk_vcodec_dec_pw_on':
> 	drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c:114:51: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
> 	   mtk_v4l2_err("pm_runtime_get_sync fail %d", ret);
> 	                                                   ^
> 
> By adding braces.
> 
> Signed-off-by: Mauro Carvalho Chehab <mchehab at s-opensource.com>
> ---
>  drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h | 16 ++++++++--------
>  1 file changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h
> index 12480837ff2e..237e144c194f 100644
> --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h
> +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h
> @@ -66,15 +66,15 @@ extern bool mtk_vcodec_dbg;
>  
>  #else
>  
> -#define mtk_v4l2_debug(level, fmt, args...)
> -#define mtk_v4l2_err(fmt, args...)
> -#define mtk_v4l2_debug_enter()
> -#define mtk_v4l2_debug_leave()
> +#define mtk_v4l2_debug(level, fmt, args...) {}
> +#define mtk_v4l2_err(fmt, args...) {}
> +#define mtk_v4l2_debug_enter() {}
> +#define mtk_v4l2_debug_leave() {}
>  
> -#define mtk_vcodec_debug(h, fmt, args...)
> -#define mtk_vcodec_err(h, fmt, args...)
> -#define mtk_vcodec_debug_enter(h)
> -#define mtk_vcodec_debug_leave(h)
> +#define mtk_vcodec_debug(h, fmt, args...) {}
> +#define mtk_vcodec_err(h, fmt, args...) {}
> +#define mtk_vcodec_debug_enter(h) {}
> +#define mtk_vcodec_debug_leave(h) {}
>  
>  #endif
>  

Acked-by: Tiffany Lin <Tiffany.lin at mediatek.com>