linux-kernel - Re: [PATCHv2 4/5] staging: wlags49_h2: Correct macro style in wl

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Date:	Thu, 20 Mar 2014 01:53:02 +0000
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Mathieu Maret <mathieu.maret@...il.com>
Cc:	pe1dnn@...at.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 4/5] staging: wlags49_h2: Correct macro style in
 wl_netdev.c

On Wed, Mar 19, 2014 at 11:56:14PM +0100, Mathieu Maret wrote:
> Multi statement macro should use do{}while(0)
> 
> patch v2 does not break compilation
> ---
>  drivers/staging/wlags49_h2/wl_netdev.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/wlags49_h2/wl_netdev.c b/drivers/staging/wlags49_h2/wl_netdev.c
> index 255d291..0e553ae 100644
> --- a/drivers/staging/wlags49_h2/wl_netdev.c
> +++ b/drivers/staging/wlags49_h2/wl_netdev.c
> @@ -107,9 +107,11 @@
>   * macros
>   ******************************************************************************/
>  #define BLOCK_INPUT(buf, len) \
> -    desc->buf_addr = buf; \
> -    desc->BUF_SIZE = len; \
> -    status = hcf_rcv_msg(&(lp->hcfCtx), desc, 0)
> +	do { \
> +		desc->buf_addr = buf; \
> +		desc->BUF_SIZE = len; \
> +		status = hcf_rcv_msg(&(lp->hcfCtx), desc, 0); \
> +	} while (0)

This patch is already in my tree :(

thanks,

greg k-h
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