diff options
Diffstat (limited to 'drivers/crypto/aspeed')
| -rw-r--r-- | drivers/crypto/aspeed/aspeed-acry.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/crypto/aspeed/aspeed-acry.c b/drivers/crypto/aspeed/aspeed-acry.c index 1f77ebd73489..470122c87fea 100644 --- a/drivers/crypto/aspeed/aspeed-acry.c +++ b/drivers/crypto/aspeed/aspeed-acry.c @@ -289,7 +289,7 @@ static int aspeed_acry_rsa_ctx_copy(struct aspeed_acry_dev *acry_dev, void *buf, if (mode == ASPEED_RSA_EXP_MODE) idx = acry_dev->exp_dw_mapping[j - 1]; - else if (mode == ASPEED_RSA_MOD_MODE) + else /* mode == ASPEED_RSA_MOD_MODE */ idx = acry_dev->mod_dw_mapping[j - 1]; dw_buf[idx] = cpu_to_le32(data); @@ -712,7 +712,6 @@ static int aspeed_acry_probe(struct platform_device *pdev) { struct aspeed_acry_dev *acry_dev; struct device *dev = &pdev->dev; - struct resource *res; int rc; acry_dev = devm_kzalloc(dev, sizeof(struct aspeed_acry_dev), @@ -724,13 +723,11 @@ static int aspeed_acry_probe(struct platform_device *pdev) platform_set_drvdata(pdev, acry_dev); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - acry_dev->regs = devm_ioremap_resource(dev, res); + acry_dev->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(acry_dev->regs)) return PTR_ERR(acry_dev->regs); - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - acry_dev->acry_sram = devm_ioremap_resource(dev, res); + acry_dev->acry_sram = devm_platform_ioremap_resource(pdev, 1); if (IS_ERR(acry_dev->acry_sram)) return PTR_ERR(acry_dev->acry_sram); @@ -782,7 +779,10 @@ static int aspeed_acry_probe(struct platform_device *pdev) acry_dev->buf_addr = dmam_alloc_coherent(dev, ASPEED_ACRY_BUFF_SIZE, &acry_dev->buf_dma_addr, GFP_KERNEL); - memzero_explicit(acry_dev->buf_addr, ASPEED_ACRY_BUFF_SIZE); + if (!acry_dev->buf_addr) { + rc = -ENOMEM; + goto err_engine_rsa_start; + } aspeed_acry_register(acry_dev); |