Subject: Re: [PATCH for 3.19 2/3] rtlwifi: Fix handling of new style descriptors

From: Larry Finger <[email-masked]>
Date: Thu, 15 Jan 2015 14:10:18 -0600

On 01/15/2015 06:00 AM, Kalle Valo wrote:
> Hi Troy,
>
> please avoid top-posting.
>
> 谭杭波 <[email-masked]> writes:
>
>> You can find get_available_desc here:
>>
>> diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/
>> pci.c
>> index e25faac..a62170e 100644
>> --- a/drivers/net/wireless/rtlwifi/pci.c
>> +++ b/drivers/net/wireless/rtlwifi/pci.c
>> @@ -578,6 +578,13 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int
>> prio)
>>                  else
>>                          entry = (u8 *)(&ring->desc[ring->idx]);
>>
>> +               if (rtlpriv->cfg->ops->get_available_desc &&
>> +                   rtlpriv->cfg->ops->get_available_desc(hw, prio) <= 1) {
>> +                       RT_TRACE(rtlpriv, (COMP_INTR | COMP_SEND), DBG_DMESG,
>> +                                "no available desc!\n");
>> +                       return;
>> +               }
>
> I don't see rtlpriv->cfg->ops->get_available_desc set here, only being
> called?

Kalle,

Troy and I will try to prepare a patch that only fixes the bugs, and we will 
submit the cleanup for -next.

Sorry for the noise,

Larry

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