Merge tag 'pwm/for-4.9' of git://git.kernel.org/pub/scm/linux/kernel/…

…git/thierry.reding/linux-pwm Pull pwm fixes from Thierry Reding: "This contains two one-line fixes for issues that were introduced in v4.9-rc1" * tag 'pwm/for-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: pwm: Fix device reference leak pwm: meson: Add missing spin_lock_init()
mariux64 · Nov 30, 2016 · e2b588a · e2b588a
2 parents a107bf8 + 0e1614a
commit e2b588a
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diff --git a/drivers/pwm/pwm-meson.c b/drivers/pwm/pwm-meson.c
@@ -474,6 +474,7 @@ static int meson_pwm_probe(struct platform_device *pdev)
 	if (IS_ERR(meson->base))
 		return PTR_ERR(meson->base);
 
+	spin_lock_init(&meson->lock);
 	meson->chip.dev = &pdev->dev;
 	meson->chip.ops = &meson_pwm_ops;
 	meson->chip.base = -1;

diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c
@@ -425,6 +425,8 @@ void pwmchip_sysfs_unexport_children(struct pwm_chip *chip)
 		if (test_bit(PWMF_EXPORTED, &pwm->flags))
 			pwm_unexport_child(parent, pwm);
 	}
+
+	put_device(parent);
 }
 
 static int __init pwm_sysfs_init(void)