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watchdog: meson: Handle return value of clk_prepare_enable

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clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Arvind Yadav 2017-06-07 15:04:15 +05:30 committed by Wim Van Sebroeck
parent cddda07c7b
commit 65360944c1
1 changed files with 3 additions and 1 deletions
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4
drivers/watchdog/meson_gxbb_wdt.c
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@ -203,7 +203,9 @@ static int meson_gxbb_wdt_probe(struct platform_device *pdev)
if (IS_ERR(data->clk))
return PTR_ERR(data->clk);
clk_prepare_enable(data->clk);
ret = clk_prepare_enable(data->clk);
if (ret)
return ret;
platform_set_drvdata(pdev, data);