On 12/12/14 18:12, Jes Sorensen wrote:
> Krzysztof Konopko <k...@konagma.com> writes:
>> Some struct fields in wifi.h are meant to be __le16 bu were declared as
>> unsigned short. This was reported by sparse:
>>
>> rtw_wlan_util.c:538:24: warning: cast to restricted __le16
>> rtw_wlan_util.c:1544:29: warning: cast to restricted __le16
>> rtw_wlan_util.c:1546:25: warning: cast to restricted __le16
>>
>> This patch changes declared types of the struct fields involved.
>>
>> Signed-off-by: Krzysztof Konopko <k...@konagma.com>
>> ---
>> drivers/staging/rtl8723au/include/wifi.h | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/staging/rtl8723au/include/wifi.h
>> b/drivers/staging/rtl8723au/include/wifi.h
>> index fd3da3b..8a2adc5 100644
>> --- a/drivers/staging/rtl8723au/include/wifi.h
>> +++ b/drivers/staging/rtl8723au/include/wifi.h
>> @@ -28,7 +28,7 @@
>> struct AC_param {
>> unsigned char ACI_AIFSN;
>> unsigned char CW;
>> - unsigned short TXOP_limit;
>> + __le16 TXOP_limit;
>> } __packed;
>>
>> struct WMM_para_element {
>> @@ -39,9 +39,9 @@ struct WMM_para_element {
>>
>> struct ADDBA_request {
>> unsigned char dialog_token;
>> - unsigned short BA_para_set;
>> + __le16 BA_para_set;
>> unsigned short BA_timeout_value;
>> - unsigned short BA_starting_seqctrl;
>> + __le16 BA_starting_seqctrl;
>> } __packed;
>
> If you are going to make the struct comply with the on-wire data format,
> be consistent. Don't just change half the elements of the struct - that
> will just lead to confusion.
>
> Jes
>
Yes, my change was inconsistent. Looking at `addba_req` and
`ieee80211_wmm_ac_param` in include/linux/ieee80211.h, all data wider
than 1 byte should be declared as __le. I'll send through a patch that
makes this change consistently.
Thanks,
Kris
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