Re: [PATCH] staging: rtl8723au: Fix sparse warnings

Jes Sorensen
2014-12-15T15:46:42Z

Krzysztof Konopko <kris@konagma.com> writes:
> Some struct fields in wifi.h are meant to be __le16 but 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 updates the types of the fields in `AC_param` and
> `ADDBA_request` structs to be consistent with relevant structs in
> include/linux/ieee80211.h.
>
> Signed-off-by: Krzysztof Konopko <kris@konagma.com>
> ---
> drivers/staging/rtl8723au/include/wifi.h | 14 +++++++-------
> 1 file changed, 7 insertions(+), 7 deletions(-)

Well the u8 change is really in the nit picking space, but I am fine
with that too.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>

>
> diff --git a/drivers/staging/rtl8723au/include/wifi.h b/drivers/staging/rtl8723au/include/wifi.h
> index fd3da3b..25d573c 100644
> --- a/drivers/staging/rtl8723au/include/wifi.h
> +++ b/drivers/staging/rtl8723au/include/wifi.h
> @@ -26,9 +26,9 @@
> ------------------------------------------------------------------------------*/
>
> struct AC_param {
> - unsigned char ACI_AIFSN;
> - unsigned char CW;
> - unsigned short TXOP_limit;
> + u8 ACI_AIFSN;
> + u8 CW;
> + __le16 TXOP_limit;
> } __packed;
>
> struct WMM_para_element {
> @@ -38,10 +38,10 @@ struct WMM_para_element {
> } __packed;
>
> struct ADDBA_request {
> - unsigned char dialog_token;
> - unsigned short BA_para_set;
> - unsigned short BA_timeout_value;
> - unsigned short BA_starting_seqctrl;
> + u8 dialog_token;
> + __le16 BA_para_set;
> + __le16 BA_timeout_value;
> + __le16 BA_starting_seqctrl;
> } __packed;