Message ID | 20171206194238.12824-3-andreas.platschek@opentech.at |
---|---|
State | Accepted |
Headers | show |
Series | rtc: omap: clk_prepare_enable error handling | expand |
On 06/12/2017 at 20:42:38 +0100, Andreas Platschek wrote: > 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@opentech.at> > --- > drivers/rtc/rtc-omap.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > Applied, thanks.
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);
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@opentech.at> --- drivers/rtc/rtc-omap.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)