netdev - Re: [PATCH 1/3] ipw2x00: Remove redundant variable "rc"

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Date:   Fri, 1 Nov 2019 09:42:34 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     Simon Horman <simon.horman@...ronome.com>
CC:     <kvalo@...eaurora.org>, <stas.yakovlev@...il.com>,
        <linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH 1/3] ipw2x00: Remove redundant variable "rc"

On 2019/11/1 4:44, Simon Horman wrote:
> On Thu, Oct 31, 2019 at 09:46:18PM +0800, zhong jiang wrote:
>> local variable "rc" is not used. hence it is safe to remove and
>> just return 0.
>>
>> Signed-off-by: zhong jiang <zhongjiang@...wei.com>
> It appears that there is only one caller of
> libipw_qos_convert_ac_to_parameters() and that it ignores the return value
> (which, as you point out is always 0). 
>
> Perhaps it would be cleaner if the return type of
> libipw_qos_convert_ac_to_parameters() was void.
will do in V2,  Thanks
>> ---
>>  drivers/net/wireless/intel/ipw2x00/libipw_rx.c | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/net/wireless/intel/ipw2x00/libipw_rx.c b/drivers/net/wireless/intel/ipw2x00/libipw_rx.c
>> index 34cfd81..df0f37e4 100644
>> --- a/drivers/net/wireless/intel/ipw2x00/libipw_rx.c
>> +++ b/drivers/net/wireless/intel/ipw2x00/libipw_rx.c
>> @@ -1005,7 +1005,6 @@ static int libipw_qos_convert_ac_to_parameters(struct
>>  						  libipw_qos_parameters
>>  						  *qos_param)
>>  {
>> -	int rc = 0;
>>  	int i;
>>  	struct libipw_qos_ac_parameter *ac_params;
>>  	u32 txop;
>> @@ -1030,7 +1029,8 @@ static int libipw_qos_convert_ac_to_parameters(struct
>>  		txop = le16_to_cpu(ac_params->tx_op_limit) * 32;
>>  		qos_param->tx_op_limit[i] = cpu_to_le16(txop);
>>  	}
>> -	return rc;
>> +
>> +	return 0;
>>  }
>>  
>>  /*
>> -- 
>> 1.7.12.4
>>
> .
>