[lvc-project] [PATCH] wifi: brcmfmac: do not cast hidden SSID attribute value to boolean

[Arend Van Spriel]

On February 14, 2024 11:28:28 AM Alexey Berezhok <a at bayrepo.ru> wrote:

> 12.02.2024 19:00, Arend van Spriel wrote:
>> On 2/12/2024 4:38 PM, Kalle Valo wrote:
>>> Alexey Berezhok <a at bayrepo.ru> wrote:
>>>
>>>> In 'brcmf_cfg80211_start_ap()', not assume that
>>>> NL80211_HIDDEN_SSID_NOT_IN_USE is zero but prefer
>>>> an explicit check instead. Compile tested only.
>>>>
>>>> Found by Linux Verification Center (linuxtesting.org) with SVACE.
>>>>
>>>> Signed-off-by: Alexey Berezhok <a at bayrepo.ru>
>>>
>>> Patch applied to wireless-next.git, thanks.
>>>
>>> f20073f50dfd wifi: brcmfmac: do not cast hidden SSID attribute value
>>> to boolean
>>
>> Alexey,
>>
>> Can you do a follow-up patch addressing my comment? If not I will do it
>> myself.
>>
>> Regards,
>> Arend
>> --
>> https://patchwork.kernel.org/project/linux-wireless/patch/20240208085121.2430-1-a@bayrepo.ru/
>
> Hello, do you mean this kind of modification:
> diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> index 63f6e9436..d8f7bd5ce 100644
> --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
> @@ -5269,7 +5269,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy,
> struct net_device *ndev,
>        }
>
>        err = brcmf_fil_iovar_int_set(ifp, "closednet",
> -                                             settings->hidden_ssid);
> +                                             (settings->hidden_ssid ==
> NL80211_HIDDEN_SSID_NOT_IN_USE? 0 : 1));
>        if (err) {
>                bphy_err(drvr, "%s closednet error (%d)\n",
>                         (settings->hidden_ssid !=
> NL80211_HIDDEN_SSID_NOT_IN_USE) ?
>
> If so, I will make additional patch.

That was indeed what I meant. Consider using local variable 'closednet' to 
pass in function call and use for error message.

Regards,
Arend

> Regards,
> Alexey



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