From 0d0cda93de95aee704dfbf2d6a626193431caf43 Mon Sep 17 00:00:00 2001 From: Tero Kristo Date: Thu, 4 Aug 2016 13:28:45 +0300 Subject: [PATCH] crypto: omap-aes - fix crypto engine initialization order The crypto engine must be initialized before registering algorithms, otherwise the test manager will crash as it attempts to execute tests for the algos while they are being registered. Fixes: 0529900a01cb ("crypto: omap-aes - Support crypto engine framework") Signed-off-by: Tero Kristo Signed-off-by: Herbert Xu --- drivers/crypto/omap-aes.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c index 975288d..2033769e 100644 --- a/drivers/crypto/omap-aes.c +++ b/drivers/crypto/omap-aes.c @@ -1213,6 +1213,17 @@ static int omap_aes_probe(struct platform_device *pdev) list_add_tail(&dd->list, &dev_list); spin_unlock(&list_lock); + /* Initialize crypto engine */ + dd->engine = crypto_engine_alloc_init(dev, 1); + if (!dd->engine) + goto err_engine; + + dd->engine->prepare_cipher_request = omap_aes_prepare_req; + dd->engine->cipher_one_request = omap_aes_crypt_req; + err = crypto_engine_start(dd->engine); + if (err) + goto err_engine; + for (i = 0; i < dd->pdata->algs_info_size; i++) { if (!dd->pdata->algs_info[i].registered) { for (j = 0; j < dd->pdata->algs_info[i].size; j++) { @@ -1230,26 +1241,17 @@ static int omap_aes_probe(struct platform_device *pdev) } } - /* Initialize crypto engine */ - dd->engine = crypto_engine_alloc_init(dev, 1); - if (!dd->engine) - goto err_algs; - - dd->engine->prepare_cipher_request = omap_aes_prepare_req; - dd->engine->cipher_one_request = omap_aes_crypt_req; - err = crypto_engine_start(dd->engine); - if (err) - goto err_engine; - return 0; -err_engine: - crypto_engine_exit(dd->engine); err_algs: for (i = dd->pdata->algs_info_size - 1; i >= 0; i--) for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--) crypto_unregister_alg( &dd->pdata->algs_info[i].algs_list[j]); +err_engine: + if (dd->engine) + crypto_engine_exit(dd->engine); + omap_aes_dma_cleanup(dd); err_irq: tasklet_kill(&dd->done_task); -- 2.7.4