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media: mc: Clear minor number before put device
[ Upstream commit 8cfc8cec1b ]
The device minor should not be cleared after the device is released.
Fixes: 9e14868dc952 ("media: mc: Clear minor number reservation at unregistration time")
Cc: stable@vger.kernel.org
Reported-by: syzbot+031d0cfd7c362817963f@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=031d0cfd7c362817963f
Tested-by: syzbot+031d0cfd7c362817963f@syzkaller.appspotmail.com
Signed-off-by: Edward Adam Davis <eadavis@qq.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
[ moved clear_bit from media_devnode_release callback to media_devnode_unregister before put_device ]
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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