On Friday, April 11, 2014 at 07:10:24 AM, Sonic Zhang wrote:
> From: Sonic Zhang <sonic.zh...@analog.com>
>
> in case of multiple crc devices are probed.
> Call platform_set_drvdata() before adding new CRC device into the list.
>
> Signed-off-by: Sonic Zhang <sonic.zh...@analog.com>
> ---
> v2-chagnes:
> - check the CRC list and avoid call crypto_register_ahash() if not empty
> - move platform_set_drvdata() before adding CRC device into the list
>
> drivers/crypto/bfin_crc.c | 25 ++++++++++++++-----------
> 1 file changed, 14 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/crypto/bfin_crc.c b/drivers/crypto/bfin_crc.c
> index cea3e8c..7154d68 100644
> --- a/drivers/crypto/bfin_crc.c
> +++ b/drivers/crypto/bfin_crc.c
> @@ -665,20 +665,23 @@ static int bfin_crypto_crc_probe(struct
> platform_device *pdev) if (timeout == 0)
> dev_info(&pdev->dev, "init crc poly timeout\n");
>
> + platform_set_drvdata(pdev, crc);
> +
> spin_lock(&crc_list.lock);
> - list_add(&crc->list, &crc_list.dev_list);
> - spin_unlock(&crc_list.lock);
>
> - platform_set_drvdata(pdev, crc);
> + if (list_empty(&crc_list.dev_list)) {
Try the following, which would remove the need for the else{} branch altogether:
list_add(...);
if (list_is_singular(...)) {
crypto_register_....
...
}
Other than that
Reviewed-by: Marek Vasut <ma...@denx.de>
Best regards,
Marek Vasut
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