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gpio: zynq: Simplify with dev_err_probe()

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Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
This commit is contained in:
Krzysztof Kozlowski 2020-08-27 22:08:27 +02:00 committed by Bartosz Golaszewski
parent 308a028d07
commit 805a6ef8ac
1 changed files with 3 additions and 5 deletions
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8
drivers/gpio/gpio-zynq.c
View file

@ -929,11 +929,9 @@ static int zynq_gpio_probe(struct platform_device *pdev)
/* Retrieve GPIO clock */
gpio->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(gpio->clk)) {
if (PTR_ERR(gpio->clk) != -EPROBE_DEFER)
dev_err(&pdev->dev, "input clock not found.\n");
return PTR_ERR(gpio->clk);
}
if (IS_ERR(gpio->clk))
return dev_err_probe(&pdev->dev, PTR_ERR(gpio->clk), "input clock not found.\n");
ret = clk_prepare_enable(gpio->clk);
if (ret) {
dev_err(&pdev->dev, "Unable to enable clock.\n");