diff options
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/picoxcell_crypto.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/crypto/picoxcell_crypto.c b/drivers/crypto/picoxcell_crypto.c index 5a6dc53b2b9d..4ef52c9d72fc 100644 --- a/drivers/crypto/picoxcell_crypto.c +++ b/drivers/crypto/picoxcell_crypto.c @@ -1618,7 +1618,7 @@ MODULE_DEVICE_TABLE(of, spacc_of_id_table); static int spacc_probe(struct platform_device *pdev) { - int i, err, ret = -EINVAL; + int i, err, ret; struct resource *mem, *irq; struct device_node *np = pdev->dev.of_node; struct spacc_engine *engine = devm_kzalloc(&pdev->dev, sizeof(*engine), @@ -1679,22 +1679,18 @@ static int spacc_probe(struct platform_device *pdev) engine->clk = clk_get(&pdev->dev, "ref"); if (IS_ERR(engine->clk)) { dev_info(&pdev->dev, "clk unavailable\n"); - device_remove_file(&pdev->dev, &dev_attr_stat_irq_thresh); return PTR_ERR(engine->clk); } if (clk_prepare_enable(engine->clk)) { dev_info(&pdev->dev, "unable to prepare/enable clk\n"); - clk_put(engine->clk); - return -EIO; + ret = -EIO; + goto err_clk_put; } - err = device_create_file(&pdev->dev, &dev_attr_stat_irq_thresh); - if (err) { - clk_disable_unprepare(engine->clk); - clk_put(engine->clk); - return err; - } + ret = device_create_file(&pdev->dev, &dev_attr_stat_irq_thresh); + if (ret) + goto err_clk_disable; /* @@ -1725,6 +1721,7 @@ static int spacc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, engine); + ret = -EINVAL; INIT_LIST_HEAD(&engine->registered_algs); for (i = 0; i < engine->num_algs; ++i) { engine->algs[i].engine = engine; @@ -1759,6 +1756,16 @@ static int spacc_probe(struct platform_device *pdev) engine->aeads[i].alg.base.cra_name); } + if (!ret) + return 0; + + del_timer_sync(&engine->packet_timeout); + device_remove_file(&pdev->dev, &dev_attr_stat_irq_thresh); +err_clk_disable: + clk_disable_unprepare(engine->clk); +err_clk_put: + clk_put(engine->clk); + return ret; } |