diff options
| author | Krzysztof Kozlowski <krzk@kernel.org> | 2020-09-01 17:30:59 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-04 17:14:29 +0200 |
| commit | ea43a60b15486bca1c406b59034e3561d543d571 (patch) | |
| tree | 0df9faff75016652deacd5ef2e9c0e9418badd74 /drivers/tty/serial/8250 | |
| parent | 5f0e708c8d74049f524e7407b523cce4330b090f (diff) | |
serial: 8250: Simplify with dev_err_probe()
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Lukas Wunner <lukas@wunner.de>
Link: https://lore.kernel.org/r/20200901153100.18827-1-krzk@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/8250')
| -rw-r--r-- | drivers/tty/serial/8250/8250_bcm2835aux.c | 12 | ||||
| -rw-r--r-- | drivers/tty/serial/8250/8250_ingenic.c | 20 |
2 files changed, 9 insertions, 23 deletions
diff --git a/drivers/tty/serial/8250/8250_bcm2835aux.c b/drivers/tty/serial/8250/8250_bcm2835aux.c index 12d03e678295..fd95860cd661 100644 --- a/drivers/tty/serial/8250/8250_bcm2835aux.c +++ b/drivers/tty/serial/8250/8250_bcm2835aux.c @@ -110,12 +110,8 @@ static int bcm2835aux_serial_probe(struct platform_device *pdev) /* get the clock - this also enables the HW */ data->clk = devm_clk_get(&pdev->dev, NULL); - ret = PTR_ERR_OR_ZERO(data->clk); - if (ret) { - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "could not get clk: %d\n", ret); - return ret; - } + if (IS_ERR(data->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(data->clk), "could not get clk\n"); /* get the interrupt */ ret = platform_get_irq(pdev, 0); @@ -155,9 +151,7 @@ static int bcm2835aux_serial_probe(struct platform_device *pdev) /* register the port */ ret = serial8250_register_8250_port(&up); if (ret < 0) { - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, - "unable to register 8250 port - %d\n", ret); + dev_err_probe(&pdev->dev, ret, "unable to register 8250 port\n"); goto dis_clk; } data->line = ret; diff --git a/drivers/tty/serial/8250/8250_ingenic.c b/drivers/tty/serial/8250/8250_ingenic.c index dde766fa465f..988bf6bcce42 100644 --- a/drivers/tty/serial/8250/8250_ingenic.c +++ b/drivers/tty/serial/8250/8250_ingenic.c @@ -259,22 +259,14 @@ static int ingenic_uart_probe(struct platform_device *pdev) return -ENOMEM; data->clk_module = devm_clk_get(&pdev->dev, "module"); - if (IS_ERR(data->clk_module)) { - err = PTR_ERR(data->clk_module); - if (err != -EPROBE_DEFER) - dev_err(&pdev->dev, - "unable to get module clock: %d\n", err); - return err; - } + if (IS_ERR(data->clk_module)) + return dev_err_probe(&pdev->dev, PTR_ERR(data->clk_module), + "unable to get module clock\n"); data->clk_baud = devm_clk_get(&pdev->dev, "baud"); - if (IS_ERR(data->clk_baud)) { - err = PTR_ERR(data->clk_baud); - if (err != -EPROBE_DEFER) - dev_err(&pdev->dev, - "unable to get baud clock: %d\n", err); - return err; - } + if (IS_ERR(data->clk_baud)) + return dev_err_probe(&pdev->dev, PTR_ERR(data->clk_baud), + "unable to get baud clock\n"); err = clk_prepare_enable(data->clk_module); if (err) { |