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Date:   Thu, 6 Aug 2020 08:27:07 +0530
From:   "Rakesh Pillai" <pillair@...eaurora.org>
To:     "'Christophe JAILLET'" <christophe.jaillet@...adoo.fr>,
        <kvalo@...eaurora.org>, <davem@...emloft.net>, <kuba@...nel.org>
Cc:     <ath10k@...ts.infradead.org>, <linux-wireless@...r.kernel.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>
Subject: RE: [PATCH] ath10k: Fix the size used in a 'dma_free_coherent()' call in an error handling path



> -----Original Message-----
> From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> Sent: Sunday, August 2, 2020 5:52 PM
> To: kvalo@...eaurora.org; davem@...emloft.net; kuba@...nel.org;
> pillair@...eaurora.org
> Cc: ath10k@...ts.infradead.org; linux-wireless@...r.kernel.org;
> netdev@...r.kernel.org; linux-kernel@...r.kernel.org; kernel-
> janitors@...r.kernel.org; Christophe JAILLET
> <christophe.jaillet@...adoo.fr>
> Subject: [PATCH] ath10k: Fix the size used in a 'dma_free_coherent()' call
in
> an error handling path
> 
> Update the size used in 'dma_free_coherent()' in order to match the one
> used in the corresponding 'dma_alloc_coherent()'.
> 
> Fixes: 1863008369ae ("ath10k: fix shadow register implementation for
> WCN3990")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> ---
> This patch looks obvious to me, but commit 1863008369ae looks also simple.
> So it is surprising that such a "typo" slipped in.

Reviewed-by: Rakesh Pillai <pillair@...eaurora.org> 

> ---
>  drivers/net/wireless/ath/ath10k/ce.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/ath/ath10k/ce.c
> b/drivers/net/wireless/ath/ath10k/ce.c
> index 294fbc1e89ab..e6e0284e4783 100644
> --- a/drivers/net/wireless/ath/ath10k/ce.c
> +++ b/drivers/net/wireless/ath/ath10k/ce.c
> @@ -1555,7 +1555,7 @@ ath10k_ce_alloc_src_ring(struct ath10k *ar,
> unsigned int ce_id,
>  		ret = ath10k_ce_alloc_shadow_base(ar, src_ring, nentries);
>  		if (ret) {
>  			dma_free_coherent(ar->dev,
> -					  (nentries * sizeof(struct
> ce_desc_64) +
> +					  (nentries * sizeof(struct ce_desc)
+
>  					   CE_DESC_RING_ALIGN),
>  					  src_ring-
> >base_addr_owner_space_unaligned,
>  					  base_addr);
> --
> 2.25.1


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