Re: [PATCH 3/3] wireless: iwlwifi: wrap macro into braces

[Joe Perches]

On Wed, 2017-10-04 at 17:57 +0200, Christoph Böhmwalder wrote:
> Macros should always be wrapped in braces, so fix this instance.
> 
> Signed-off-by: Christoph Böhmwalder <christoph@xxxxxxxxxxxxxx>
> ---
>  drivers/net/wireless/intel/iwlwifi/iwl-io.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-io.c b/drivers/net/wireless/intel/iwlwifi/iwl-io.c
> index efb1998dcabd..0211963b3e71 100644
> --- a/drivers/net/wireless/intel/iwlwifi/iwl-io.c
> +++ b/drivers/net/wireless/intel/iwlwifi/iwl-io.c
> @@ -252,7 +252,7 @@ IWL_EXPORT_SYMBOL(iwl_force_nmi);
>  
>  static const char *get_rfh_string(int cmd)
>  {
> -#define IWL_CMD(x) case x: return #x
> +#define IWL_CMD(x) { case x: return #x; }

I think this unnecessary.  Maybe:
http://lists.infradead.org/pipermail/ath10k/2017-February/009335.html

>  #define IWL_CMD_MQ(arg, reg, q) { if (arg == reg(q)) return #reg; }

But this should use do { ... } while (0)