Arend Van Spriel <[email protected]> writes:
> On 2/2/2024 10:58 AM, Arend Van Spriel wrote:
>
>> On 2/1/2024 11:04 AM, Kalle Valo wrote:
>>> Kees Cook <[email protected]> wrote:
>>>
>>>> After commit e3eac9f32ec0 ("wifi: cfg80211: Annotate struct
>>>> cfg80211_scan_request with __counted_by"), the compiler may enforce
>>>> dynamic array indexing of req->channels to stay below n_channels. As a
>>>> result, n_channels needs to be increased _before_ accessing the newly
>>>> added array index. Increment it first, then use "i" for the prior index.
>>>> Solves this warning in the coming GCC that has __counted_by support:
>>>>
>>>> ../drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In
>>>> function 'brcmf_internal_escan_add_info':
>>>> ../drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:3783:46: warning: operation on 'req->
>>>> n_channels' may be undefined [-Wsequence-point]
>>>> 3783 | req->channels[req->n_channels++] = chan;
>>>> | ~~~~~~~~~~~~~~~^~
>>>>
>>>> Fixes: e3eac9f32ec0 ("wifi: cfg80211: Annotate struct
>>>> cfg80211_scan_request with __counted_by")
>>>> Cc: Arend van Spriel <[email protected]>
>>>> Cc: Franky Lin <[email protected]>
>>>> Cc: Hante Meuleman <[email protected]>
>>>> Cc: Kalle Valo <[email protected]>
>>>> Cc: Chi-hsien Lin <[email protected]>
>>>> Cc: Ian Lin <[email protected]>
>>>> Cc: Johannes Berg <[email protected]>
>>>> Cc: Wright Feng <[email protected]>
>>>> Cc: Hector Martin <[email protected]>
>>>> Cc: [email protected]
>>>> Cc: [email protected]
>>>> Signed-off-by: Kees Cook <[email protected]>
>>>> Reviewed-by: Hans de Goede <[email protected]>
>>>> Reviewed-by: Linus Walleij <[email protected]>
>>>> Reviewed-by: Gustavo A. R. Silva <[email protected]>
>>>
>>> I'm planning to queue this for wireless tree. Arend, ack?
>> This slipped past my broadcom email. As the Fixes commit is in 6.7 I
>> would say ACK.
Thanks.
> Cc: to stable?
Is commit e3eac9f32ec0 in stable releases? (I don't follow stable and
don't know what commits they take.) I propose that as we have Fixes tag
let's not add cc but instead let stable maintainers to decide.
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