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Re: [v3] ath10k: rebuild crypto header in rx data frames

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Kalle Valo <kvalo@xxxxxxxxxxxxxxxx> wrote:

> Rx data frames notified through HTT_T2H_MSG_TYPE_RX_IND and
> HTT_T2H_MSG_TYPE_RX_FRAG_IND expect PN/TSC check to be done
> on host (mac80211) rather than firmware. Rebuild cipher header
> in every received data frames (that are notified through those
> HTT interfaces) from the rx_hdr_status tlv available in the
> rx descriptor of the first msdu. Skip setting RX_FLAG_IV_STRIPPED
> flag for the packets which requires mac80211 PN/TSC check support
> and set appropriate RX_FLAG for stripped crypto tail. Hw QCA988X,
> QCA9887, QCA99X0, QCA9984, QCA9888 and QCA4019 currently need the
> rebuilding of cipher header to perform PN/TSC check for replay
> attack.
> 
> Please note that removing crypto tail for CCMP-256, GCMP and GCMP-256 ciphers
> in raw mode needs to be fixed. Since Rx with these ciphers in raw
> mode does not work in the current form even without this patch and
> removing crypto tail for these chipers needs clean up, raw mode related
> issues in CCMP-256, GCMP and GCMP-256 can be addressed in follow up
> patches.
> 
> Tested-by: Manikanta Pubbisetty <mpubbise@xxxxxxxxxxxxxxxx>
> Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@xxxxxxxxxxxxxxxx>
> Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxxxx>

Patch applied to ath-current branch of ath.git, thanks.

7eccb738fce5 ath10k: rebuild crypto header in rx data frames

-- 
https://patchwork.kernel.org/patch/10028621/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches




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