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rtc: st-lpc: Release some resources in st_rtc_probe() in case of error 

[ Upstream commit 06c6e1b01d ]

If an error occurs after clk_get(), the corresponding resources should be
released.

Use devm_clk_get() to fix it.

Fixes: b5b2bdfc28 ("rtc: st: Add new driver for ST's LPC RTC")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/866af6adbc7454a7b4505eb6c28fbdc86ccff39e.1686251455.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Christophe JAILLET 2023-06-08 21:11:42 +02:00 committed by Greg Kroah-Hartman
parent 3781d0e6c1
commit df53f7a3db
1 changed files with 1 additions and 1 deletions
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2
drivers/rtc/rtc-st-lpc.c
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@ -228,7 +228,7 @@ static int st_rtc_probe(struct platform_device *pdev)
enable_irq_wake(rtc->irq);
disable_irq(rtc->irq);
rtc->clk = clk_get(&pdev->dev, NULL);
rtc->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(rtc->clk)) {
dev_err(&pdev->dev, "Unable to request clock\n");
return PTR_ERR(rtc->clk);