提交 9cf3b5fa 编写于 作者: L Linus Walleij

rtc: fix coh901331 startup crash

The rtc_device_register() call has changed semantics so that it
will immediately call out to rtc_read_alarm() and since the
callbacks require the drvdata to be set, we need to set it before
the registration call to avoid NULL dereference.
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
上级 cf568c58
......@@ -220,6 +220,7 @@ static int __init coh901331_probe(struct platform_device *pdev)
}
clk_disable(rtap->clk);
platform_set_drvdata(pdev, rtap);
rtap->rtc = rtc_device_register("coh901331", &pdev->dev, &coh901331_ops,
THIS_MODULE);
if (IS_ERR(rtap->rtc)) {
......@@ -227,11 +228,10 @@ static int __init coh901331_probe(struct platform_device *pdev)
goto out_no_rtc;
}
platform_set_drvdata(pdev, rtap);
return 0;
out_no_rtc:
platform_set_drvdata(pdev, NULL);
out_no_clk_enable:
clk_put(rtap->clk);
out_no_clk:
......
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