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authorYi Zhang <yizhang@marvell.com>2014-06-03 21:03:08 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-19 17:33:37 -0700
commitb28e7d5807051184270c40d4bc48db947189f107 (patch)
tree93fbb71db5a586fdce1c772ca1f6068b506a3f77
parent88513624be0489b36c04cd3220a7e11f5e2a11fe (diff)
downloadlinux-b28e7d5807051184270c40d4bc48db947189f107.tar.bz2
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: Yi Zhang <yizhang@marvell.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/android/timed_output.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/staging/android/timed_output.c b/drivers/staging/android/timed_output.c
index 2c617834dc46..c341ac11c5a3 100644
--- a/drivers/staging/android/timed_output.c
+++ b/drivers/staging/android/timed_output.c
@@ -97,7 +97,6 @@ void timed_output_dev_unregister(struct timed_output_dev *tdev)
{
tdev->enable(tdev, 0);
device_destroy(timed_output_class, MKDEV(0, tdev->index));
- dev_set_drvdata(tdev->dev, NULL);
}
EXPORT_SYMBOL_GPL(timed_output_dev_unregister);