On 30.09.2015 14:12, Luis de Bethencourt wrote:
> wstats->qual.noise is of type uint8, so it shouldn't be assigned a
> negative number. Assigning it 0x100 - 100, which is the equivalent
> to -100 dBm when IW_QUAL_DBM is set.
>
> Signed-off-by: Luis de Bethencourt <luisbg@xxxxxxxxxxxxxxx>
> ---
> drivers/staging/rtl8192e/rtl8192e/rtl_wx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> index 984cb9a..70df6a1 100644
> --- a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> +++ b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> @@ -1225,7 +1225,7 @@ static struct iw_statistics *_rtl92e_get_wireless_stats(struct net_device *dev)
> if (ieee->state < RTLLIB_LINKED) {
> wstats->qual.qual = 10;
> wstats->qual.level = 0;
> - wstats->qual.noise = -100;
> + wstats->qual.noise = 0x100 - 100; /* -100 dBm */
> wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
> return wstats;
> }
>
Tested-by: Mateusz Kulikowski <mateusz.kulikowski@xxxxxxxxx>
Although I still don't understand why someone wanted to have unsigned noise
(historical reasons perhaps?)
Mateusz
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