Re: [PATCH 2/3] wlegacy: Remove unneeded variable and make function to be void

zhong jiang
2019-09-16T05:53:54Z

On 2019/9/13 1:45, Kalle Valo wrote:
> zhong jiang <zhongjiang@huawei.com> writes:
>
>> il4965_set_tkip_dynamic_key_info do not need return value to
>> cope with different ases. And change functon return type to void.
>>
>> Signed-off-by: zhong jiang <zhongjiang@huawei.com>
>> ---
>> drivers/net/wireless/intel/iwlegacy/4965-mac.c | 8 ++------
>> 1 file changed, 2 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
>> index ffb705b..a7bbfe2 100644
>> --- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c
>> +++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
>> @@ -3326,12 +3326,11 @@ struct il_mod_params il4965_mod_params = {
>> return il_send_add_sta(il, &sta_cmd, CMD_SYNC);
>> }
>>
>> -static int
>> +static void
>> il4965_set_tkip_dynamic_key_info(struct il_priv *il,
>> struct ieee80211_key_conf *keyconf, u8 sta_id)
>> {
>> unsigned long flags;
>> - int ret = 0;
>> __le16 key_flags = 0;
>>
>> key_flags |= (STA_KEY_FLG_TKIP | STA_KEY_FLG_MAP_KEY_MSK);
>> @@ -3367,8 +3366,6 @@ struct il_mod_params il4965_mod_params = {
>> memcpy(il->stations[sta_id].sta.key.key, keyconf->key, 16);
>>
>> spin_unlock_irqrestore(&il->sta_lock, flags);
>> -
>> - return ret;
>> }
>>
>> void
>> @@ -3483,8 +3480,7 @@ struct il_mod_params il4965_mod_params = {
>> il4965_set_ccmp_dynamic_key_info(il, keyconf, sta_id);
>> break;
>> case WLAN_CIPHER_SUITE_TKIP:
>> - ret =
>> - il4965_set_tkip_dynamic_key_info(il, keyconf, sta_id);
>> + il4965_set_tkip_dynamic_key_info(il, keyconf, sta_id);
>> break;
>> case WLAN_CIPHER_SUITE_WEP40:
>> case WLAN_CIPHER_SUITE_WEP104:
> To me this looks inconsistent with the rest of the cases in the switch
> statement. And won't we then return the ret variable uninitalised?
Yep, I miss that. please ignore the patch. Thanks,

Sincerely,
zhong jiang