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Date:   Mon, 21 Nov 2022 08:51:44 +0100
To:     Michael Walle <michael@walle.cc>
Cc:     Jonathan Corbet <corbet@lwn.net>,
        Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Rob Herring <robh+dt@kernel.org>,
        Frank Rowand <frowand.list@gmail.com>,
        linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org
Subject: Re: [PATCH v3 17/18] nvmem: layouts: Add ONIE tlv layout driver
Message-ID: <20221121075144.GL3143@pengutronix.de>
References: <20221118185118.1190044-1-michael@walle.cc>
 <20221118185118.1190044-18-michael@walle.cc>
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User-Agent: Mutt/1.10.1 (2018-07-13)
From:   Sascha Hauer <sha@pengutronix.de>
Precedence: bulk

On Fri, Nov 18, 2022 at 07:51:17PM +0100, Michael Walle wrote:
> From: Miquel Raynal <miquel.raynal@bootlin.com>
> 
> This layout applies no top of any non volatile storage device containing

s/no/on/

> +	table_len = hdr_len + data_len;
> +	if (table_len > ONIE_TLV_MAX_LEN) {
> +		dev_err(dev, "Invalid ONIE TLV data length\n");
> +		return -EINVAL;
> +	}
> +
> +	table = devm_kmalloc(dev, table_len, GFP_KERNEL);
> +	if (!table)
> +		return -ENOMEM;
> +
> +	ret = nvmem_device_read(nvmem, 0, table_len, table);
> +	if (ret != table_len)
> +		goto free_data_buf;
> +
> +	if (!onie_tlv_crc_is_valid(dev, table_len, table)) {
> +		ret = -EINVAL;
> +		goto free_data_buf;
> +	}
> +
> +	data = table + hdr_len;
> +	ret = onie_tlv_add_cells(dev, nvmem, data_len, data);
> +	if (ret)
> +		goto free_data_buf;
> +
> +free_data_buf:
> +	kfree(table);

This is allocated with devm_kmalloc(), you shouldn't free it here.

Sascha

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