Procházet zdrojové kódy

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 <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Tero Kristo před 9 roky
rodič
revize
0d0cda93de
1 změnil soubory, kde provedl 15 přidání a 13 odebrání
  1. 15 13
      drivers/crypto/omap-aes.c

+ 15 - 13
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);
 	list_add_tail(&dd->list, &dev_list);
 	spin_unlock(&list_lock);
 	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++) {
 	for (i = 0; i < dd->pdata->algs_info_size; i++) {
 		if (!dd->pdata->algs_info[i].registered) {
 		if (!dd->pdata->algs_info[i].registered) {
 			for (j = 0; j < dd->pdata->algs_info[i].size; j++) {
 			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;
 	return 0;
-err_engine:
-	crypto_engine_exit(dd->engine);
 err_algs:
 err_algs:
 	for (i = dd->pdata->algs_info_size - 1; i >= 0; i--)
 	for (i = dd->pdata->algs_info_size - 1; i >= 0; i--)
 		for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--)
 		for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--)
 			crypto_unregister_alg(
 			crypto_unregister_alg(
 					&dd->pdata->algs_info[i].algs_list[j]);
 					&dd->pdata->algs_info[i].algs_list[j]);
 
 
+err_engine:
+	if (dd->engine)
+		crypto_engine_exit(dd->engine);
+
 	omap_aes_dma_cleanup(dd);
 	omap_aes_dma_cleanup(dd);
 err_irq:
 err_irq:
 	tasklet_kill(&dd->done_task);
 	tasklet_kill(&dd->done_task);