[PATCH 3/3] ath10k: fix unconditional num_mpdus_ready subtraction

Valo, Kalle kvalo at qca.qualcomm.com
Tue Apr 5 05:48:14 PDT 2016


Rajkumar Manoharan <rmanohar at qti.qualcomm.com> writes:

> Decrement num_mpdus_ready only when rx amsdu is processed successfully.
> Not doing so, will result in leak and impact stabilty under low memory
> cases.
>
> Signed-off-by: Rajkumar Manoharan <rmanohar at qti.qualcomm.com>
> ---
>  drivers/net/wireless/ath/ath10k/htt_rx.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
> index 96a7417..9696c2e 100644
> --- a/drivers/net/wireless/ath/ath10k/htt_rx.c
> +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
> @@ -2412,14 +2412,12 @@ static void ath10k_htt_txrx_compl_task(unsigned long ptr)
>  	struct ath10k_htt *htt = (struct ath10k_htt *)ptr;
>  	struct ath10k *ar = htt->ar;
>  	struct htt_tx_done tx_done = {};
> -	struct sk_buff_head rx_q;
>  	struct sk_buff_head rx_ind_q;
>  	struct sk_buff_head tx_ind_q;
>  	struct sk_buff *skb;
>  	unsigned long flags;
>  	int num_mpdus;
>  
> -	__skb_queue_head_init(&rx_q);
>  	__skb_queue_head_init(&rx_ind_q);
>  	__skb_queue_head_init(&tx_ind_q);

I guess you are removing the unused rx_q just as a cleanup? It's good
practise to mention that in the commit log (or better yet in a separate
patch).

-- 
Kalle Valo


More information about the ath10k mailing list