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clk: wm831x: Fix clk_register() error code checking

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clk_register() returns an ERR_PTR upon failure, not NULL. Fix
these error paths.

Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
This commit is contained in:
Stephen Boyd 2012-09-24 13:38:03 -07:00 committed by Mike Turquette
parent bcd6f569e8
commit 980f58a45e
1 changed files with 6 additions and 6 deletions
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12
drivers/clk/clk-wm831x.c
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@ -371,20 +371,20 @@ static __devinit int wm831x_clk_probe(struct platform_device *pdev)
clkdata->xtal_hw.init = &wm831x_xtal_init;
clkdata->xtal = clk_register(&pdev->dev, &clkdata->xtal_hw);
if (!clkdata->xtal)
return -EINVAL;
if (IS_ERR(clkdata->xtal))
return PTR_ERR(clkdata->xtal);
clkdata->fll_hw.init = &wm831x_fll_init;
clkdata->fll = clk_register(&pdev->dev, &clkdata->fll_hw);
if (!clkdata->fll) {
ret = -EINVAL;
if (IS_ERR(clkdata->fll)) {
ret = PTR_ERR(clkdata->fll);
goto err_xtal;
}
clkdata->clkout_hw.init = &wm831x_clkout_init;
clkdata->clkout = clk_register(&pdev->dev, &clkdata->clkout_hw);
if (!clkdata->clkout) {
ret = -EINVAL;
if (IS_ERR(clkdata->clkout)) {
ret = PTR_ERR(clkdata->clkout);
goto err_fll;
}