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watchdog: cadence: 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>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20200901153141.18960-1-krzk@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Krzysztof Kozlowski 2020-09-01 17:31:39 +02:00 committed by Wim Van Sebroeck
parent 2c904630e9
commit dab1122159
1 changed files with 3 additions and 6 deletions
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9
drivers/watchdog/cadence_wdt.c
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@ -334,12 +334,9 @@ static int cdns_wdt_probe(struct platform_device *pdev)
watchdog_set_drvdata(cdns_wdt_device, wdt);
wdt->clk = devm_clk_get(dev, NULL);
if (IS_ERR(wdt->clk)) {
ret = PTR_ERR(wdt->clk);
if (ret != -EPROBE_DEFER)
dev_err(dev, "input clock not found\n");
return ret;
}
if (IS_ERR(wdt->clk))
return dev_err_probe(dev, PTR_ERR(wdt->clk),
"input clock not found\n");
ret = clk_prepare_enable(wdt->clk);
if (ret) {