There are 2 error paths after clk_prepare_enable() was called, where
clk_disable_unprepare() is missing.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Andreas Platschek <andreas.platschek@xxxxxxxxxxx>
---
drivers/rtc/rtc-omap.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index ad309feb7d11..c6aa8f94bb3c 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -760,8 +760,10 @@ static int omap_rtc_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
rtc->base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(rtc->base))
+ if (IS_ERR(rtc->base)) {
+ clk_disable_unprepare(rtc->clk);
return PTR_ERR(rtc->base);
+ }
platform_set_drvdata(pdev, rtc);
@@ -894,6 +896,7 @@ static int omap_rtc_probe(struct platform_device *pdev)
return 0;
err:
+ clk_disable_unprepare(rtc->clk);
device_init_wakeup(&pdev->dev, false);
rtc->type->lock(rtc);
pm_runtime_put_sync(&pdev->dev);
--
2.11.0
