Toke Høiland-Jørgensen <toke@xxxxxxx> wrote:
> The ath9k driver was not properly clearing the status area in the
> ieee80211_tx_info struct before reporting TX status to mac80211. Instead,
> it was manually filling in fields, which meant that fields introduced later
> were left as-is.
>
> Conveniently, mac80211 actually provides a helper to zero out the status
> area, so use that to make sure we zero everything.
>
> The last commit touching the driver function writing the status information
> seems to have actually been fixing an issue that was also caused by the
> area being uninitialised; but it only added clearing of a single field
> instead of the whole struct. That is now redundant, though, so revert that
> commit and use it as a convenient Fixes tag.
>
> Fixes: cc591d77aba1 ("ath9k: Make sure to zero status.tx_time before reporting TX status")
> Reported-by: Bagas Sanjaya <bagasdotme@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Toke Høiland-Jørgensen <toke@xxxxxxx>
> Tested-by: Bagas Sanjaya <bagasdotme@xxxxxxxxx>
Patch applied to wireless.git, thanks.
037250f0a45c ath9k: Properly clear TX status area before reporting to mac80211
--
https://patchwork.kernel.org/project/linux-wireless/patch/20220330164409.16645-1-toke@xxxxxxx/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
