linux-kernel - Re: [PATCH] rtlwifi: rtl8192se: Fix wrong assignment

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Message-ID: <5261E176.1050901@lwfinger.net>
Date:	Fri, 18 Oct 2013 20:33:42 -0500
From:	Larry Finger <Larry.Finger@...inger.net>
To:	Joe Perches <joe@...ches.com>, Felipe Pena <felipensp@...il.com>
CC:	Chaoming Li <chaoming_li@...lsil.com.cn>,
	"John W. Linville" <linville@...driver.com>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rtlwifi: rtl8192se: Fix wrong assignment

On 10/18/2013 08:05 PM, Joe Perches wrote:
> On Fri, 2013-10-18 at 21:52 -0300, Felipe Pena wrote:
>> There is a typo in the struct member name on assignment when checking
>> rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40, the check uses pwrgroup_ht40
>> for bound limit and uses pwrgroup_ht20 when assigning instead.
>>
>> Signed-off-by: Felipe Pena <felipensp@...il.com>
>> ---
>>   drivers/net/wireless/rtlwifi/rtl8192se/rf.c |    2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/rf.c b/drivers/net/wireless/rtlwifi/rtl8192se/rf.c
>> index 5061f1d..92d38ab 100644
>> --- a/drivers/net/wireless/rtlwifi/rtl8192se/rf.c
>> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/rf.c
>> @@ -265,7 +265,7 @@ static void _rtl92s_get_txpower_writeval_byregulatory(struct ieee80211_hw *hw,
>>   				    rtlefuse->pwrgroup_ht40
>>   				    [RF90_PATH_A][chnl - 1]) {
>>   					pwrdiff_limit[i] =
>> -					  rtlefuse->pwrgroup_ht20
>> +					  rtlefuse->pwrgroup_ht40
>>   					  [RF90_PATH_A][chnl - 1];
>>   				}
>
> Using min could help minimize typos
>
> 					pwrdiff_limit[i] = min(pwrdiff_limit[i],
> 							       rtlefuse->pwrgroup_ht40[RF90_PATH_A][chnl - 1]);

In the initial driver, that would have been true; however, at this point, I 
prefer the patch as submitted. There is less churning of the source.

Larry


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