linux-kernel - Re: [PATCHv2] staging: wlan-ng: fix avoid multiple line dereference warning reported by checkpatch.pl

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Date:   Sun, 12 Mar 2017 16:42:07 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Andrii <tulup@...l.ru>
Cc:     devel@...verdev.osuosl.org, sergio.paracuellos@...il.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2] staging: wlan-ng: fix avoid multiple line dereference
 warning reported by checkpatch.pl

On Sun, Mar 12, 2017 at 05:30:09PM +0200, Andrii wrote:
> Fixed three code style warnings (multiple line dereference) reported
> by checkpatch.pl script.
> 
> Signed-off-by: Andrii Vladyka <tulup@...l.ru>

> diff --git a/drivers/staging/wlan-ng/hfa384x_usb.c b/drivers/staging/wlan-ng/hfa384x_usb.c
> index 6134eba..a050748 100644
> --- a/drivers/staging/wlan-ng/hfa384x_usb.c
> +++ b/drivers/staging/wlan-ng/hfa384x_usb.c
> @@ -1346,14 +1346,8 @@ hfa384x_docmd(struct hfa384x *hw,
>  	} else if (mode == DOWAIT) {
>  		struct usbctlx_cmd_completor completor;
>  
> -		result =
> -		    hfa384x_usbctlx_complete_sync(hw, ctlx,
> -						  init_cmd_completor(&completor,
> -								     &ctlx->
> -								     inbuf.
> -								     cmdresp,
> -								     &cmd->
> -								     result));
> +		result = hfa384x_usbctlx_complete_sync(hw, ctlx,
> +	init_cmd_completor(&completor, &ctlx->inbuf.cmdresp, &cmd->result))

Hm, did you run your patch through checkpatch?  There's no way that his
code is correct :(

greg k-h