| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 479/717] pwm: zx: Add missing cleanup in error path | Date | Mon, 28 Dec 2020 13:47:57 +0100 |
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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; } -- 2.27.0
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