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Commit 8d390395 authored by Sonic Zhang's avatar Sonic Zhang Committed by Herbert Xu
Browse files

crypto: bfin_crc - ignore duplicated registration of the same algorithm 



in case of multiple crc devices are probed.
Call platform_set_drvdata() before adding new CRC device into the list.

Signed-off-by: default avatarSonic Zhang <sonic.zhang@analog.com>
Reviewed-by: default avatarMarek Vasut <marex@denx.de>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 52e6e543

drivers/crypto/bfin_crc.c

+9 −9
Original line number Diff line number Diff line
@@ -665,20 +665,20 @@ 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_is_singular(&crc_list.dev_list)) {

		ret = crypto_register_ahash(&algs);

		if (ret) {

		spin_lock(&crc_list.lock);

		list_del(&crc->list);

		spin_unlock(&crc_list.lock);

		dev_err(&pdev->dev, "Cann't register crypto ahash device\n");

			dev_err(&pdev->dev,

				"Can't register crypto ahash device\n");

			goto out_error_dma;

		}

	}



	dev_info(&pdev->dev, "initialized\n");