linux-kernel - Re: [PATCH 5/9] staging: ks7010: Delete unnecessary uses of the variable "retval"

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Date:	Wed, 20 Jul 2016 20:46:08 +0200
From:	SF Markus Elfring <elfring@...rs.sourceforge.net>
To:	Wolfram Sang <wsa@...-dreams.de>
Cc:	Julia Lawall <julia.lawall@...6.fr>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org, LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 5/9] staging: ks7010: Delete unnecessary uses of the
 variable "retval"

>>> @@ -90,7 +90,6 @@ static int ks7010_sdio_write(struct ks_wlan_private *priv, unsigned int address,
>>>  void ks_wlan_hw_sleep_doze_request(struct ks_wlan_private *priv)
>>>  {
>>>  	unsigned char rw_data;
>>> -	int retval;
>>>
>>>  	DPRINTK(4, "\n");
>>>
>>> @@ -99,9 +98,10 @@ void ks_wlan_hw_sleep_doze_request(struct ks_wlan_private *priv)
>>>
>>>  	if (atomic_read(&priv->sleepstatus.status) == 0) {
>>>  		rw_data = GCR_B_DOZE;
>>> -		retval =
>>> -		    ks7010_sdio_write(priv, GCR_B, &rw_data, sizeof(rw_data));
>>> -		if (retval) {
>>> +		if (ks7010_sdio_write(priv,
>>> +				      GCR_B,
>>> +				      &rw_data,
>>> +				      sizeof(rw_data))) {
>>
>> A multi-line function call in an if test does not look nice at all.  The
>> original code was an easy-to-read expectable pattern.
> 
> I agree. I am not strict on the 80 char limit, especially in cases like
> the above.

Would you try an other source code formatting for the suggested change pattern?

Regards,
Markus