From: Uwe Kleine-König u.kleine-koenig@pengutronix.de
[ Upstream commit 269effd03f6142df4c74814cfdd5f0b041b30bf9 ]
zx_pwm_probe() called clk_prepare_enable() before; this must be undone in the error path.
Fixes: 4836193c435c ("pwm: Add ZTE ZX PWM device driver") Signed-off-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de Acked-by: Shawn Guo shawn.guo@linaro.org Signed-off-by: Thierry Reding thierry.reding@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pwm/pwm-zx.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/pwm/pwm-zx.c b/drivers/pwm/pwm-zx.c index e2c21cc34a96a..3763ce5311ac2 100644 --- a/drivers/pwm/pwm-zx.c +++ b/drivers/pwm/pwm-zx.c @@ -238,6 +238,7 @@ static int zx_pwm_probe(struct platform_device *pdev) ret = pwmchip_add(&zpc->chip); if (ret < 0) { dev_err(&pdev->dev, "failed to add PWM chip: %d\n", ret); + clk_disable_unprepare(zpc->pclk); return ret; }