From: Alexey Khoroshilov khoroshilov@ispras.ru
[ Upstream commit a618cf4800970d260871c159b7eec014a1da2e81 ]
If dwapb_gpio_add_port() fails in dwapb_gpio_probe(), gpio->clk is left undisabled.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov khoroshilov@ispras.ru Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Sasha Levin alexander.levin@microsoft.com --- drivers/gpio/gpio-dwapb.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c index 7a2de3de6571..5b12d6fdd448 100644 --- a/drivers/gpio/gpio-dwapb.c +++ b/drivers/gpio/gpio-dwapb.c @@ -726,6 +726,7 @@ static int dwapb_gpio_probe(struct platform_device *pdev) out_unregister: dwapb_gpio_unregister(gpio); dwapb_irq_teardown(gpio); + clk_disable_unprepare(gpio->clk);
return err; }