On Tue, Apr 11, 2017 at 10:19:08AM +0200, Jakub Jedelsky wrote:
> Fixing warnings found by sparse on rtl8192u/ieee80211.
>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1318:45: warning: incorrect type in assignment (different base types)
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1318:45: expected unsigned short [unsigned] [usertype] len
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1318:45: got restricted __be16 [usertype] <noident>
>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1481:40: warning: incorrect type in assignment (different base types)
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1481:40: expected restricted __le16 <noident>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1481:40: got int
>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1483:40: warning: incorrect type in assignment (different base types)
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1483:40: expected restricted __le16 <noident>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1483:40: got int
>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1487:45: warning: incorrect type in assignment (different base types)
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1487:45: expected restricted __le16 <noident>
> drivers/staging/rtl8192u/ieee80211//ieee80211_rx.c:1487:45: gotunsigned short [unsigned] [usertype] <noident>
>
> Signed-off-by: Jakub Jedelsky <jakub.jedelsky@xxxxxxxxx>
> ---
> drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
> index 2310ec7..7a31510 100644
> --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
> +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
> @@ -1315,7 +1315,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
> } else {
> u16 len;
> /* Leave Ethernet header part of hdr and full payload */
> - len = htons(sub_skb->len);
> + len = be16_to_cpu(htons(sub_skb->len));
> memcpy(skb_push(sub_skb, 2), &len, 2);
> memcpy(skb_push(sub_skb, ETH_ALEN), src, ETH_ALEN);
> memcpy(skb_push(sub_skb, ETH_ALEN), dst, ETH_ALEN);
> @@ -1478,13 +1478,15 @@ static int ieee80211_qos_convert_ac_to_parameters(struct
> /* WMM spec P.11: The minimum value for AIFSN shall be 2 */
> qos_param->aifs[aci] = (qos_param->aifs[aci] < 2) ? 2:qos_param->aifs[aci];
>
> - qos_param->cw_min[aci] = ac_params->ecw_min_max & 0x0F;
> + qos_param->cw_min[aci] =
> + cpu_to_le16(ac_params->ecw_min_max & 0x0F);
>
> - qos_param->cw_max[aci] = (ac_params->ecw_min_max & 0xF0) >> 4;
> + qos_param->cw_max[aci] =
> + cpu_to_le16((ac_params->ecw_min_max & 0xF0) >> 4);
>
> qos_param->flag[aci] =
> (ac_params->aci_aifsn & 0x10) ? 0x01 : 0x00;
> - qos_param->tx_op_limit[aci] = le16_to_cpu(ac_params->tx_op_limit);
> + qos_param->tx_op_limit[aci] = ac_params->tx_op_limit;
Are you sure about these changes? How did you test them?
thanks,
greg k-h
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