Commit b28e7d58 authored by Yi Zhang's avatar Yi Zhang Committed by Greg Kroah-Hartman

staging: android: timed_output: fix use after free of dev

tdev->dev has been freed in device_destroy(), it's not right to
use dev_set_drvdata() after that;
Signed-off-by: default avatarYi Zhang <yizhang@marvell.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 88513624
...@@ -97,7 +97,6 @@ void timed_output_dev_unregister(struct timed_output_dev *tdev) ...@@ -97,7 +97,6 @@ void timed_output_dev_unregister(struct timed_output_dev *tdev)
{ {
tdev->enable(tdev, 0); tdev->enable(tdev, 0);
device_destroy(timed_output_class, MKDEV(0, tdev->index)); device_destroy(timed_output_class, MKDEV(0, tdev->index));
dev_set_drvdata(tdev->dev, NULL);
} }
EXPORT_SYMBOL_GPL(timed_output_dev_unregister); EXPORT_SYMBOL_GPL(timed_output_dev_unregister);
......
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