diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-jz4780.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c index 19b2d689a5ef..f325663c27c5 100644 --- a/drivers/i2c/busses/i2c-jz4780.c +++ b/drivers/i2c/busses/i2c-jz4780.c @@ -764,12 +764,15 @@ static int jz4780_i2c_probe(struct platform_device *pdev) if (IS_ERR(i2c->clk)) return PTR_ERR(i2c->clk); - clk_prepare_enable(i2c->clk); + ret = clk_prepare_enable(i2c->clk); + if (ret) + return ret; - if (of_property_read_u32(pdev->dev.of_node, "clock-frequency", - &clk_freq)) { + ret = of_property_read_u32(pdev->dev.of_node, "clock-frequency", + &clk_freq); + if (ret) { dev_err(&pdev->dev, "clock-frequency not specified in DT"); - return clk_freq; + goto err; } i2c->speed = clk_freq / 1000; @@ -790,10 +793,8 @@ static int jz4780_i2c_probe(struct platform_device *pdev) i2c->irq = platform_get_irq(pdev, 0); ret = devm_request_irq(&pdev->dev, i2c->irq, jz4780_i2c_irq, 0, dev_name(&pdev->dev), i2c); - if (ret) { - ret = -ENODEV; + if (ret) goto err; - } ret = i2c_add_adapter(&i2c->adap); if (ret < 0) { |