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rtc: omap: fix resource leak in registration error path

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Make sure to deregister the pin controller in case rtc registration
fails.

Fixes: 57072758623f ("rtc: omap: switch to rtc_register_device")
Cc: stable <stable@vger.kernel.org>     # 4.14
Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Johan Hovold 2018-07-04 11:05:56 +02:00 committed by Alexandre Belloni
parent 5c8b84f410
commit 551757eb05
1 changed files with 3 additions and 1 deletions
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4
drivers/rtc/rtc-omap.c
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@ -873,7 +873,7 @@ static int omap_rtc_probe(struct platform_device *pdev)
ret = rtc_register_device(rtc->rtc);
if (ret)
goto err;
goto err_deregister_pinctrl;
rtc_nvmem_register(rtc->rtc, &omap_rtc_nvmem_config);
@ -886,6 +886,8 @@ static int omap_rtc_probe(struct platform_device *pdev)
return 0;
err_deregister_pinctrl:
pinctrl_unregister(rtc->pctldev);
err:
clk_disable_unprepare(rtc->clk);
device_init_wakeup(&pdev->dev, false);