linux-kernel - Re: [PATCH v2 5/5] misc: fastrpc: free dma buf scatter list

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Message-ID: <5d70991c.1c69fb81.c0590.2f13@mx.google.com>
Date:   Wed, 04 Sep 2019 22:11:55 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        gregkh@...uxfoundation.org
Cc:     arnd@...db.de, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Mayank Chopra <mak.chopra@...eaurora.org>
Subject: Re: [PATCH v2 5/5] misc: fastrpc: free dma buf scatter list

Quoting Srinivas Kandagatla (2019-08-29 02:29:26)
> diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
> index eee2bb398947..47ae84afac2e 100644
> --- a/drivers/misc/fastrpc.c
> +++ b/drivers/misc/fastrpc.c
> @@ -550,6 +550,7 @@ static void fastrpc_dma_buf_detatch(struct dma_buf *dmabuf,

Is the function really called buf_detatch? Is it supposed to be
buf_detach?

>         mutex_lock(&buffer->lock);
>         list_del(&a->node);
>         mutex_unlock(&buffer->lock);
> +       sg_free_table(&a->sgt);
>         kfree(a);